Skip to content

Course home

Proof of the Circle Theorems

Proof of the Circle Theorems

MediumHard
1234567891011121314151617
Question 6

A,B A, B\,A,B and C C\,C are points on the circumference of a circle, centre OOO. AOC AOC\,AOC is a diameter of the circle.

A circle with center O. Points A, B, and C are on the circumference. AOC is a diameter, and ABC is an inscribed angle.

Prove that angle ABC ABC\,ABC is 90∘ 90^\circ\,90∘

You must not use any circle theorems in your proof.

[4]
Markscheme

Proof of the Circle Theorems Questions

  1. GCSE
  2. /Maths
  3. /Proof of the Circle Theorems

19 exam-style questions on AQA GCSE Maths Proof of the Circle Theorems. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank