4.4.3

Properties of a Circle 2

Test yourself

Circle Properties

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Tangent

  • A tangent is a line that just touches the edge of the circle.
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Sectors

  • Two radii split the circle into two parts called sectors.
  • The larger sector is called the major sector, the smaller is called the minor sector.
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Two radii form an isosceles triangle

  • This is because the radii of a circle are always the same length.

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

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