4.2.5

Quadrilaterals

Test yourself

Quadrilaterals

Angles in a quadrilateral (a 4 sided shape) add up to 360°.

Illustrative background for RectangleIllustrative background for Rectangle ?? "content

Rectangle

  • A rectangle is a quadrilateral with four right angles.
  • Its diagonals are the same length.
  • It has rotational symmetry of order 2 and two lines of symmetry.
Illustrative background for SquareIllustrative background for Square ?? "content

Square

  • A square is a rectangle with sides all the same length.
  • It has rotational symmetry of order 4 and four lines of symmetry.
  • Its diagonals are the same length and cross at right angles.
Illustrative background for ParallelogramIllustrative background for Parallelogram ?? "content

Parallelogram

  • A parallelogram has two pairs of parallel sides which are the same length and two pairs of equal angles which are opposite each other.
  • It has rotational symmetry of order 2.
Illustrative background for RhombusIllustrative background for Rhombus ?? "content

Rhombus

  • A rhombus is a parallelogram with all sides the same length.
  • It has two lines of reflectional symmetry and its diagonals cross at right angles.
Illustrative background for KiteIllustrative background for Kite ?? "content

Kite

  • The top two sides are the same length. The bottom two sides are the same length.
  • The angles on each side are equal. Its diagonals cross at right angles.
  • There is only one line of symmetry.
Illustrative background for General trapeziumIllustrative background for General trapezium ?? "content

General trapezium

  • A general trapezium has one pair of parallel sides and no symmetry.
Illustrative background for Isosceles trapeziumIllustrative background for Isosceles trapezium ?? "content

Isosceles trapezium

  • A trapezium has one pair of parallel sides.
  • An isosceles trapezium has sloping sides the same length and has one line of reflectional symmetry.

Jump to other topics

1Number

1.1Using Numbers

1.2Fractions, Decimals & Percentages

1.3Powers & Roots

1.4Accuracy

2Algebra

2.1Introduction to Algebra

2.2Manipulating Algebra

2.3Proofs & Functions

2.4Straight Line Graphs

2.5Common Graphs

2.6Transformations & Tangents

2.7Properties of Graphs

2.8Solving Equations

2.9Inequalities

2.10Sequences

3Ratio

4Geometry

4.1Introduction to Geometry

4.2Triangles & Quadrilaterals

4.3Transformations

4.4Circle Basics

4.5Circle Theorems

4.6Measurements & Units

4.7Calculating Area

4.8Triangle Formulae

4.93D Shapes

4.10Vectors

5Probability

6Statistics

Go student ad image

Unlock your full potential with GoStudent tutoring

  • Affordable 1:1 tutoring from the comfort of your home

  • Tutors are matched to your specific learning needs

  • 30+ school subjects covered

Book a free trial lesson