Source: https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher [Revision notes](https://senecalearning.com/en-gb/revision-notes.md) › [GCSE](https://senecalearning.com/en-gb/revision-notes/gcse.md) › [Maths](https://senecalearning.com/en-gb/revision-notes/gcse/maths.md) › [Edexcel](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel.md) › Higher # Maths: Edexcel GCSE Higher revision notes ## 1 Number - 1.1 Place Value & Ordering - [1.1.1 Ordering Integers & Decimals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-1-1-ordering-integers-and-decimals.md) - [1.1.2 Equal Symbols](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-1-2-equal-symbols.md) - [1.1.3 Place Value](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-1-3-place-value.md) - 1.2 Numerical Operations - [1.2.1 Adding Integers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-1-adding-integers.md) - [1.2.2 Subtracting Integers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-2-subtracting-integers.md) - [1.2.3 Multiplying Integers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-3-multiplying-integers.md) - [1.2.4 Dividing Integers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-4-dividing-integers.md) - [1.2.5 Adding & Subtracting Decimals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-5-adding-and-subtracting-decimals.md) - [1.2.6 Multiplying Decimals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-6-multiplying-decimals.md) - [1.2.7 Dividing Decimals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-7-dividing-decimals.md) - [1.2.8 Adding & Subtracting Negative Numbers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-8-adding-and-subtracting-negative-numbers.md) - [1.2.9 Multiplying & Dividing Negative Numbers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-9-multiplying-and-dividing-negative-numbers.md) - [1.2.10 Multiplying by Powers of Ten](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-10-multiplying-by-powers-of-ten.md) - [1.2.11 Dividing by Powers of Ten](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-2-11-dividing-by-powers-of-ten.md) - 1.3 Fractions - [1.3.1 Writing Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-3-1-writing-fractions.md) - [1.3.2 Constructing Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-3-2-constructing-fractions.md) - [1.3.3 Simplifying Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-3-3-simplifying-fractions.md) - [1.3.4 Ordering Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-3-4-ordering-fractions.md) - [1.3.5 Fractions & Recurring Decimals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-3-5-fractions-and-recurring-decimals.md) - [1.3.6 Mixed Numbers & Improper Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-3-6-mixed-numbers-and-improper-fractions.md) - 1.4 Numerical Operations on Fractions - [1.4.1 Adding & Subtracting Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-4-1-adding-and-subtracting-fractions.md) - [1.4.2 Adding & Subtracting Mixed Numbers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-4-2-adding-and-subtracting-mixed-numbers.md) - [1.4.3 Multiplying Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-4-3-multiplying-fractions.md) - [1.4.4 Multiplying Mixed Numbers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-4-4-multiplying-mixed-numbers.md) - [1.4.5 Reciprocals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-4-5-reciprocals.md) - [1.4.6 Dividing Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-4-6-dividing-fractions.md) - [1.4.7 Dividing Mixed Numbers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-4-7-dividing-mixed-numbers.md) - 1.5 Roots & Powers - [1.5.1 Integer Powers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-5-1-integer-powers.md) - [1.5.2 Roots](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-5-2-roots.md) - [1.5.3 Estimating Powers & Roots](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-5-3-estimating-powers-and-roots.md) - [1.5.4 Fractional Indices (1/n)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-5-4-fractional-indices-1n.md) - [1.5.5 Fractional Indices (m/n)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-5-5-fractional-indices-mn.md) - [1.5.6 Laws of Indices (Multiplication)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-5-6-laws-of-indices-multiplication.md) - [1.5.7 Laws of Indices (Division)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-5-7-laws-of-indices-division.md) - 1.6 Structure of Calculations - [1.6.1 Order of Operations (BIDMAS)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-6-1-order-of-operations-bidmas.md) - 1.7 Numerical Skills - [1.7.1 Using a Calculator - Powers, Roots & Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-7-1-using-a-calculator-powers-roots-and-fractions.md) - [1.7.2 Using a Calculator - Trigonometric Functions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-7-2-using-a-calculator-trigonometric-functions.md) - 1.8 Factors & Multiples - [1.8.1 Finding Factors](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-8-1-finding-factors.md) - [1.8.2 Finding Multiples](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-8-2-finding-multiples.md) - 1.9 Systematic Listing - [1.9.1 Systematic Listing](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-9-1-systematic-listing.md) - 1.10 Surds - [1.10.1 Multiplying & Dividing Surds](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-10-1-multiplying-and-dividing-surds.md) - [1.10.2 Simplifying Surds](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-10-2-simplifying-surds.md) - [1.10.3 Expanding Expressions With Surds](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-10-3-expanding-expressions-with-surds.md) - [1.10.4 Rationalising the Denominator](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-10-4-rationalising-the-denominator.md) - 1.11 Standard Form - [1.11.1 Converting to Standard Form (Positive Powers)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-11-1-converting-to-standard-form-positive-powers.md) - [1.11.2 Converting to Standard Form (Negative Powers)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-11-2-converting-to-standard-form-negative-powers.md) - [1.11.3 Converting From Standard Form (Positive Powers)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-11-3-converting-from-standard-form-positive-powers.md) - [1.11.4 Converting From Standard Form (Negative Powers)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-11-4-converting-from-standard-form-negative-powers.md) - [1.11.5 Adding & Subtracting Standard Form](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-11-5-adding-and-subtracting-standard-form.md) - [1.11.6 Multiplying & Dividing Standard Form](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-11-6-multiplying-and-dividing-standard-form.md) - [1.11.7 Standard Form on a Calculator](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-11-7-standard-form-on-a-calculator.md) - 1.12 Fractions, Decimals & Percentages - [1.12.1 Converting Fractions, Decimals & Percentages](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-12-1-converting-fractions-decimals-and-percentages.md) - [1.12.2 Converting Recurring Decimals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-12-2-converting-recurring-decimals.md) - [1.12.3 Numbers as Percentages](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-12-3-numbers-as-percentages.md) - [1.12.4 Fractions of Amounts](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-12-4-fractions-of-amounts.md) - 1.13 Percentage Change - [1.13.1 Percentages of Amounts (Calculator)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-13-1-percentages-of-amounts-calculator.md) - [1.13.2 Percentages of Amounts (No Calculator)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-13-2-percentages-of-amounts-no-calculator.md) - [1.13.3 Percentage Change](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-13-3-percentage-change.md) - [1.13.4 Original Values After Percentage Change](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-13-4-original-values-after-percentage-change.md) - [1.13.5 Growth & Decay Using Multipliers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-13-5-growth-and-decay-using-multipliers.md) - 1.14 Rounding & Estimation - [1.14.1 Rounding Integers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-14-1-rounding-integers.md) - [1.14.2 Estimating Calculations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-14-2-estimating-calculations.md) - [1.14.3 Rounding Decimals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-14-3-rounding-decimals.md) - [1.14.4 Rounding With Significant Figures](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-14-4-rounding-with-significant-figures.md) - 1.15 Bounds & Accuracy - [1.15.1 Finding Error Intervals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-15-1-finding-error-intervals.md) - [1.15.2 Upper & Lower Bounds](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-15-2-upper-and-lower-bounds.md) - [1.15.3 Truncating Decimals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-15-3-truncating-decimals.md) - [1.15.4 Error Intervals From Truncation](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-15-4-error-intervals-from-truncation.md) - 1.16 Using Numbers - [1.16.1 Highest Common Factor](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-16-1-highest-common-factor.md) - [1.16.2 Lowest Common Multiple](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-16-2-lowest-common-multiple.md) - [1.16.3 Prime Numbers](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/1-16-3-prime-numbers.md) ## 2 Algebra - 2.1 Algebraic Notation - [2.1.1 Using Algebraic Notation](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-1-1-using-algebraic-notation.md) - 2.2 Substitution & Simplification - [2.2.1 Substituting into Expressions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-2-1-substituting-into-expressions.md) - [2.2.2 Substituting into Real-Life Formulae](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-2-2-substituting-into-real-life-formulae.md) - [2.2.3 Simplifying Expressions by Collecting Like Terms](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-2-3-simplifying-expressions-by-collecting-like-terms.md) - 2.3 Brackets - [2.3.1 Expanding Single Brackets](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-3-1-expanding-single-brackets.md) - [2.3.2 Expanding & Simplifying with Single Brackets](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-3-2-expanding-and-simplifying-with-single-brackets.md) - [2.3.3 Expanding Double Brackets](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-3-3-expanding-double-brackets.md) - [2.3.4 Expanding Multiple Brackets](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-3-4-expanding-multiple-brackets.md) - [2.3.5 Factorising into One Bracket](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-3-5-factorising-into-one-bracket.md) - [2.3.6 Factorising Quadratics of the Form x^2 + bx + c](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-3-6-factorising-quadratics-of-the-form-x%5E2-bx-c.md) - [2.3.7 Factorising Quadratics - AC Method](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-3-7-factorising-quadratics-ac-method.md) - [2.3.8 Factorising Quadratics - Middle Term Method](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-3-8-factorising-quadratics-middle-term-method.md) - [2.3.9 Factorising the Difference of Two Squares](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-3-9-factorising-the-difference-of-two-squares.md) - [2.3.10 Completing the Square](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-3-10-completing-the-square.md) - 2.4 Algebraic Fractions - [2.4.1 Simplifying Algebraic Fractions by Cancelling](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-4-1-simplifying-algebraic-fractions-by-cancelling.md) - [2.4.2 Simplifying Algebraic Fractions by Factorising](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-4-2-simplifying-algebraic-fractions-by-factorising.md) - [2.4.3 Operations with Algebraic Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-4-3-operations-with-algebraic-fractions.md) - 2.5 Rearranging - [2.5.1 Changing the Subject](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-5-1-changing-the-subject.md) - [2.5.2 Changing the Subject (Repeated Subject)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-5-2-changing-the-subject-repeated-subject.md) - 2.6 Functions - [2.6.1 Expressions as Functions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-6-1-expressions-as-functions.md) - [2.6.2 Finding the Input of a Function](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-6-2-finding-the-input-of-a-function.md) - [2.6.3 Finding Composite Functions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-6-3-finding-composite-functions.md) - [2.6.4 Inverse Functions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-6-4-inverse-functions.md) - 2.7 Solving Linear Equations - [2.7.1 Solving Linear Equations (One Step)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-7-1-solving-linear-equations-one-step.md) - [2.7.2 Solving Linear Equations (Multi-Step)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-7-2-solving-linear-equations-multi-step.md) - [2.7.3 Solving Linear Equations (teacher sample)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-7-3-solving-linear-equations-teacher-sample.md) - [2.7.4 Linear Equations (Unknown Both Sides)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-7-4-linear-equations-unknown-both-sides.md) - [2.7.5 Solving Equations: (Unknown Denominator)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-7-5-solving-equations-unknown-denominator.md) - [2.7.6 Forming & Solving Linear Equations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-7-6-forming-and-solving-linear-equations.md) - 2.8 Inequalities - [2.8.1 Representing Inequalities on a Number Line](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-8-1-representing-inequalities-on-a-number-line.md) - [2.8.2 Solving Linear Inequalities](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-8-2-solving-linear-inequalities.md) - [2.8.3 Linear Inequalities with Unknowns on Both Sides](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-8-3-linear-inequalities-with-unknowns-on-both-sides.md) - [2.8.4 Graphs of Linear Inequalities](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-8-4-graphs-of-linear-inequalities.md) - [2.8.5 Solving Quadratic Inequalities](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-8-5-solving-quadratic-inequalities.md) - 2.9 Solving Quadratic Equations - [2.9.1 Solving Quadratics by Factorising](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-9-1-solving-quadratics-by-factorising.md) - [2.9.2 Solving Quadratics Using the Formula](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-9-2-solving-quadratics-using-the-formula.md) - 2.10 Simultaneous Equations - [2.10.1 Solving Simultaneous Equations (Elimination)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-10-1-solving-simultaneous-equations-elimination.md) - [2.10.2 Solving Simultaneous Linear & Quadratic Equations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-10-2-solving-simultaneous-linear-and-quadratic-equations.md) - [2.10.3 Solving Simultaneous Equations Graphically](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-10-3-solving-simultaneous-equations-graphically.md) - 2.11 Iteration - [2.11.1 Iterative Formulae](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-11-1-iterative-formulae.md) - [2.11.2 Solutions Using Iteration](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-11-2-solutions-using-iteration.md) - 2.12 Sequences - [2.12.1 Term-to-Term Rules](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-12-1-term-to-term-rules.md) - [2.12.2 Position-to-Term Rules](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-12-2-position-to-term-rules.md) - [2.12.3 Finding the Nth Term (Linear Sequences)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-12-3-finding-the-nth-term-linear-sequences.md) - [2.12.4 Finding the Nth Term (Quadratic Sequences)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-12-4-finding-the-nth-term-quadratic-sequences.md) - [2.12.5 Quadratic Sequence Formulae](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-12-5-quadratic-sequence-formulae.md) - [2.12.6 Simple Geometric Progressions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-12-6-simple-geometric-progressions.md) - 2.13 Coordinates - [2.13.1 Coordinate Reading & Plotting](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-13-1-coordinate-reading-and-plotting.md) - [2.13.2 Midpoints of Line Segments](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-13-2-midpoints-of-line-segments.md) - 2.14 Linear Graphs - [2.14.1 Plotting Straight Line Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-14-1-plotting-straight-line-graphs.md) - [2.14.2 Equations of Straight Lines](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-14-2-equations-of-straight-lines.md) - [2.14.3 Finding Line Equation from Point & Gradient](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-14-3-finding-line-equation-from-point-and-gradient.md) - [2.14.4 Finding Line Equation from Two Points](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-14-4-finding-line-equation-from-two-points.md) - [2.14.5 Parallel Line Equations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-14-5-parallel-line-equations.md) - [2.14.6 Perpendicular Line Equations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-14-6-perpendicular-line-equations.md) - 2.15 Quadratic Graphs - [2.15.1 Plotting Quadratics](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-15-1-plotting-quadratics.md) - [2.15.2 Interpreting & Sketching Quadratics](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-15-2-interpreting-and-sketching-quadratics.md) - [2.15.3 Finding Turning Points by Completing the Square](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-15-3-finding-turning-points-by-completing-the-square.md) - 2.16 More Non-Linear Graphs - [2.16.1 Cubic Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-16-1-cubic-graphs.md) - [2.16.2 Trigonometric & Exponential Functions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-16-2-trigonometric-and-exponential-functions.md) - [2.16.3 Equations of Circles](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-16-3-equations-of-circles.md) - [2.16.4 Equations of Tangents](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-16-4-equations-of-tangents.md) - 2.17 Graph Transformations - [2.17.1 Translating Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-17-1-translating-graphs.md) - [2.17.2 Reflecting Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-17-2-reflecting-graphs.md) - [2.17.3 Transforming Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-17-3-transforming-graphs.md) - 2.18 Real-Life Graphs - [2.18.1 Distance-Time Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-18-1-distance-time-graphs.md) - [2.18.2 Acceleration from Velocity-Time Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-18-2-acceleration-from-velocity-time-graphs.md) - [2.18.3 Distance from Velocity-Time Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/2-18-3-distance-from-velocity-time-graphs.md) ## 3 Ratio - 3.1 Unit Conversions - [3.1.1 Converting Units of Time](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-1-1-converting-units-of-time.md) - [3.1.2 Metric Conversions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-1-2-metric-conversions.md) - [3.1.3 Converting Units of Area & Volume](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-1-3-converting-units-of-area-and-volume.md) - 3.2 Compound Units - [3.2.1 Calculating Speed](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-2-1-calculating-speed.md) - [3.2.2 Best Buy & Unit Pricing](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-2-2-best-buy-and-unit-pricing.md) - [3.2.3 Density, Mass & Volume](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-2-3-density-mass-and-volume.md) - [3.2.4 Pressure, Force & Area](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-2-4-pressure-force-and-area.md) - 3.3 Ratio Fundamentals - [3.3.1 Ratio Notation & Simplification](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-3-1-ratio-notation-and-simplification.md) - [3.3.2 Ratios as Fractions & Linear Equations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-3-2-ratios-as-fractions-and-linear-equations.md) - [3.3.3 Sharing in a Ratio](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-3-3-sharing-in-a-ratio.md) - [3.3.4 Proportion Problems](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-3-4-proportion-problems.md) - 3.4 Advanced Ratio & Scale - [3.4.1 Map Scales & Real Distances](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-4-1-map-scales-and-real-distances.md) - 3.5 Proportion - [3.5.1 Currency Conversions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-5-1-currency-conversions.md) - [3.5.2 Direct & Inverse Proportion](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-5-2-direct-and-inverse-proportion.md) - [3.5.3 Graphs of Direct & Inverse Proportion](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-5-3-graphs-of-direct-and-inverse-proportion.md) - 3.6 Algebraic Proportion - [3.6.1 Direct Proportion Equations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-6-1-direct-proportion-equations.md) - [3.6.2 Inverse Proportion Equations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-6-2-inverse-proportion-equations.md) - [3.6.3 Direct Proportion with Powers & Roots](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-6-3-direct-proportion-with-powers-and-roots.md) - [3.6.4 Inverse Proportion with Powers & Roots](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-6-4-inverse-proportion-with-powers-and-roots.md) - 3.7 Percentages & Growth - [3.7.1 Compound Interest & Depreciation](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-7-1-compound-interest-and-depreciation.md) - 3.8 Manipulating Ratios - [3.8.1 Differences in Ratios](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-8-1-differences-in-ratios.md) - [3.8.2 Fractions in Ratios](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-8-2-fractions-in-ratios.md) - 3.9 Percentage & Interest - [3.9.1 Simple Interest](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/3-9-1-simple-interest.md) ## 4 Geometry - 4.1 Area & Perimeter - [4.1.1 Perimeter of Simple Shapes](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-1-1-perimeter-of-simple-shapes.md) - [4.1.2 Perimeter of Compound Shapes](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-1-2-perimeter-of-compound-shapes.md) - [4.1.3 Area of Triangles](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-1-3-area-of-triangles.md) - [4.1.4 Area of Rectangles & Parallelograms](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-1-4-area-of-rectangles-and-parallelograms.md) - [4.1.5 Area of Trapezia](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-1-5-area-of-trapezia.md) - [4.1.6 Area of Compound Shapes](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-1-6-area-of-compound-shapes.md) - [4.1.7 Area of Shapes Involving Triangles](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-1-7-area-of-shapes-involving-triangles.md) - 4.2 Properties of Shapes - [4.2.1 Properties of Lines](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-2-1-properties-of-lines.md) - [4.2.2 Symmetry](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-2-2-symmetry.md) - [4.2.3 Rotational Symmetry](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-2-3-rotational-symmetry.md) - [4.2.4 Shortest Distance from a Point to a Line](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-2-4-shortest-distance-from-a-point-to-a-line.md) - [4.2.5 Properties of 3D Shapes](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-2-5-properties-of-3d-shapes.md) - [4.2.6 Cross Section](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-2-6-cross-section.md) - 4.3 Angles - [4.3.1 Classification of Angles](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-3-1-classification-of-angles.md) - [4.3.2 Angles on a Line & Around a Point](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-3-2-angles-on-a-line-and-around-a-point.md) - [4.3.3 Combining Angle Facts in Triangles](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-3-3-combining-angle-facts-in-triangles.md) - [4.3.4 Angles on Parallel Lines](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-3-4-angles-on-parallel-lines.md) - [4.3.5 Interior & Exterior Angles in Polygons](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-3-5-interior-and-exterior-angles-in-polygons.md) - 4.4 Trigonometry - [4.4.1 Sides in Right-Angled Triangles](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-4-1-sides-in-right-angled-triangles.md) - [4.4.2 Angles in Right-Angled Triangles](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-4-2-angles-in-right-angled-triangles.md) - [4.4.3 Trigonometric Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-4-3-trigonometric-graphs.md) - [4.4.4 Exact Values of Trigonometric Ratios](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-4-4-exact-values-of-trigonometric-ratios.md) - [4.4.5 Trigonometry in 3D Shapes](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-4-5-trigonometry-in-3d-shapes.md) - [4.4.6 Using the Sine Rule](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-4-6-using-the-sine-rule.md) - [4.4.7 Using the Cosine Rule](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-4-7-using-the-cosine-rule.md) - [4.4.8 Area of a Triangle Using Sine](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-4-8-area-of-a-triangle-using-sine.md) - 4.5 Similarity & Congruence - [4.5.1 Congruent Shapes](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-5-1-congruent-shapes.md) - [4.5.2 Length Scale Factors in Similar Shapes](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-5-2-length-scale-factors-in-similar-shapes.md) - [4.5.3 Area & Volume Scale Factors](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-5-3-area-and-volume-scale-factors.md) - 4.6 Circle Geometry - [4.6.1 Identifying Parts of a Circle](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-6-1-identifying-parts-of-a-circle.md) - [4.6.2 Calculating Circumference](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-6-2-calculating-circumference.md) - [4.6.3 Calculating Area of a Circle](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-6-3-calculating-area-of-a-circle.md) - [4.6.4 Calculating Arc Lengths](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-6-4-calculating-arc-lengths.md) - [4.6.5 Calculating Area of Sectors](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-6-5-calculating-area-of-sectors.md) - 4.7 Circle Theorems - [4.7.1 Standard Circle Theorems](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-7-1-standard-circle-theorems.md) - [4.7.2 Cyclic Quadrilaterals & Segment Theorems](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-7-2-cyclic-quadrilaterals-and-segment-theorems.md) - [4.7.3 Chord & Tangent Properties](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-7-3-chord-and-tangent-properties.md) - 4.8 Pythagoras - [4.8.1 Pythagoras' Theorem in 2D](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-8-1-pythagoras-theorem-in-2d.md) - [4.8.2 Pythagoras’ Theorem in 3D](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-8-2-pythagoras-theorem-in-3d.md) - 4.9 3D Representations - [4.9.1 Nets of 3D Shapes](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-9-1-nets-of-3d-shapes.md) - 4.10 Surface Area - [4.10.1 Surface Area of Cubes & Cuboids](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-10-1-surface-area-of-cubes-and-cuboids.md) - [4.10.2 Surface Area of Prisms](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-10-2-surface-area-of-prisms.md) - [4.10.3 Surface Area of Cylinders](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-10-3-surface-area-of-cylinders.md) - [4.10.4 Surface Area of Spheres & Cones](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-10-4-surface-area-of-spheres-and-cones.md) - [4.10.5 Surface Area of Composite Solids](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-10-5-surface-area-of-composite-solids.md) - 4.11 Volume - [4.11.1 Volume of Prisms](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-11-1-volume-of-prisms.md) - [4.11.2 Volume of Cylinders](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-11-2-volume-of-cylinders.md) - [4.11.3 Volume of Frustums & Composite Solids](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-11-3-volume-of-frustums-and-composite-solids.md) - 4.12 Vectors - [4.12.1 Vectors & Column Notation](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-12-1-vectors-and-column-notation.md) - [4.12.2 Operations with Column Vectors](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-12-2-operations-with-column-vectors.md) - 4.13 Transformations - [4.13.1 Translation Using Vectors](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-13-1-translation-using-vectors.md) - [4.13.2 Rotations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-13-2-rotations.md) - [4.13.3 Reflections](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-13-3-reflections.md) - [4.13.4 Enlargements & Positive Scale Factors](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-13-4-enlargements-and-positive-scale-factors.md) - [4.13.5 Enlargements & Negative Scale Factors](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-13-5-enlargements-and-negative-scale-factors.md) - [4.13.6 Combining Transformations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-13-6-combining-transformations.md) - 4.14 Scale Drawings - [4.14.1 Scale Diagrams](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-14-1-scale-diagrams.md) - 4.15 Bearings - [4.15.1 Bearings](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-15-1-bearings.md) - 4.16 Geometry Proof - [4.16.1 Geometric Proofs Using Vectors](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-16-1-geometric-proofs-using-vectors.md) - 4.17 Introduction to Geometry - [4.17.1 Geometry Basics](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-17-1-geometry-basics.md) - [4.17.2 Geometry Basics 2](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-17-2-geometry-basics-2.md) - [4.17.3 Bisectors & Perpendiculars](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-17-3-bisectors-and-perpendiculars.md) - [4.17.4 Locus](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-17-4-locus.md) - 4.18 Triangles & Quadrilaterals - [4.18.1 Quadrilaterals](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-18-1-quadrilaterals.md) - 4.19 Transformations - [4.19.1 Invariant Points](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-19-1-invariant-points.md) - 4.20 Measurements & Units - [4.20.1 Time](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-20-1-time.md) - 4.21 3D Shapes - [4.21.1 Types of 3D Shape](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-21-1-types-of-3d-shape.md) - [4.21.2 Plans & Elevations](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-21-2-plans-and-elevations.md) - [4.21.3 Volume of a Cuboid](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-21-3-volume-of-a-cuboid.md) - [4.21.4 Volume of a Sphere](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-21-4-volume-of-a-sphere.md) - [4.21.5 Volume of a Hemisphere](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-21-5-volume-of-a-hemisphere.md) - [4.21.6 Volume of a Cone](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-21-6-volume-of-a-cone.md) - [4.21.7 Volume of a Pyramid](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/4-21-7-volume-of-a-pyramid.md) ## 5 Probability - 5.1 Single Events - [5.1.1 Writing Probabilities as Fractions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-1-1-writing-probabilities-as-fractions.md) - [5.1.2 Mutually Exclusive Events](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-1-2-mutually-exclusive-events.md) - [5.1.3 Expected Results](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-1-3-expected-results.md) - 5.2 Combined Events - [5.2.1 Venn Diagrams](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-2-1-venn-diagrams.md) - [5.2.2 Using Set Notation](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-2-2-using-set-notation.md) - [5.2.3 Using Set Notation 2](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-2-3-using-set-notation-2.md) - [5.2.4 Independent & Mutually Exclusive Events](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-2-4-independent-and-mutually-exclusive-events.md) - [5.2.5 Frequency Trees](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-2-5-frequency-trees.md) - [5.2.6 Tree Diagrams (Independent)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-2-6-tree-diagrams-independent.md) - [5.2.7 Tree Diagrams (Dependent)](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-2-7-tree-diagrams-dependent.md) - 5.3 Experimental Probability - [5.3.1 Fairness and Bias](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-3-1-fairness-and-bias.md) - [5.3.2 Relative Frequency & Convergence](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-3-2-relative-frequency-and-convergence.md) - 5.4 Counting Outcomes - [5.4.1 Product Rule for Counting](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-4-1-product-rule-for-counting.md) - 5.5 Conditional Probability - [5.5.1 Conditional Probability: Venn Diagrams](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-5-1-conditional-probability-venn-diagrams.md) - [5.5.2 Conditional Probability: Tree Diagrams](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-5-2-conditional-probability-tree-diagrams.md) - [5.5.3 Conditional Probability from Tables](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-5-3-conditional-probability-from-tables.md) - 5.6 Representing Probabilities - [5.6.1 Probability Scale](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-6-1-probability-scale.md) - [5.6.2 Sample Space Diagrams](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-6-2-sample-space-diagrams.md) - 5.7 Probability Calculations - [5.7.1 Complex Tree Diagrams](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/5-7-1-complex-tree-diagrams.md) ## 6 Statistics - 6.1 Averages & Range - [6.1.1 Range](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-1-1-range.md) - [6.1.2 Median](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-1-2-median.md) - [6.1.3 Mode](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-1-3-mode.md) - [6.1.4 Mean](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-1-4-mean.md) - [6.1.5 Averages from Frequency Tables](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-1-5-averages-from-frequency-tables.md) - [6.1.6 Interpreting Two-Way Tables & Frequency Tables](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-1-6-interpreting-two-way-tables-and-frequency-tables.md) - 6.2 Bar Charts - [6.2.1 Bar Charts](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-2-1-bar-charts.md) - 6.3 Scatter Graphs - [6.3.1 Scatter Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-3-1-scatter-graphs.md) - [6.3.2 Lines of Best Fit](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-3-2-lines-of-best-fit.md) - 6.4 Histograms - [6.4.1 Interpreting Histograms](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-4-1-interpreting-histograms.md) - [6.4.2 Drawing Histograms](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-4-2-drawing-histograms.md) - 6.5 Frequency Polygons - [6.5.1 Frequency Polygons](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-5-1-frequency-polygons.md) - 6.6 Cumulative Frequency - [6.6.1 Drawing Cumulative Frequency](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-6-1-drawing-cumulative-frequency.md) - [6.6.2 Interpreting Cumulative Frequency](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-6-2-interpreting-cumulative-frequency.md) - 6.7 Box Plots - [6.7.1 Interpreting Box Plots & Comparing Distributions](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-7-1-interpreting-box-plots-and-comparing-distributions.md) - 6.8 Collecting & Presenting Data - [6.8.1 Types of Data](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-8-1-types-of-data.md) - [6.8.2 Designing Questionnaires](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-8-2-designing-questionnaires.md) - [6.8.3 Capture-Recapture](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-8-3-capture-recapture.md) - 6.9 Charts & Diagrams - [6.9.1 Pie Charts](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-9-1-pie-charts.md) - [6.9.2 Stem & Leaf Diagrams](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-9-2-stem-and-leaf-diagrams.md) - [6.9.3 Back to Back Stem & Leaf Diagrams](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-9-3-back-to-back-stem-and-leaf-diagrams.md) - [6.9.4 Pictograms](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-9-4-pictograms.md) - [6.9.5 Time Series Graphs](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-9-5-time-series-graphs.md) - [6.9.6 Correlation & Causation](https://senecalearning.com/en-gb/revision-notes/gcse/maths/edexcel/higher/6-9-6-correlation-and-causation.md)