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Circle Theorems

Circle Theorems

Assessment

Presentation

Mathematics

9th - 12th Grade

Hard

Created by

Claire Kirton

Used 101+ times

FREE Resource

10 Slides • 0 Questions

1

Circle Theorems

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2

Circle Theorem

The angle in a semi-circle is a right angle.

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3

Circle Theorem

The angle at the circumference is double the angle at the centre.

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4

Circle Theorem

The angle between a tangent and a chord is equal to the angle in the alternate segment.

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5

Circle Theorem

Angles in the same segment are equal

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6

Circle Theorem

The opposite angles in a cyclic quadrilateral add up to  180°180\degree  

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7

Circle Theorem

The perpendicular from the centre to a chord bisects the chord.

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8

Circle Theorem

Two tangents from a point to a circle are equal.

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9

Circle Theorem

The tangent to a circle is perpendicular to the radius at the point of contact.

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10

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Circle Theorems

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