P,Q,R P, Q, R\,P,Q,R and S S\,S are points on the circumference of a circle with centre MMM.
Prove that the opposite angles PQR PQR\,PQR and PSR PSR\,PSR in the cyclic quadrilateral PQRS PQRS\,PQRS sum to 180∘180^\circ180∘.
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Markscheme
Proof of the Circle Theorems Questions
19 exam-style questions on Edexcel GCSE Maths Proof of the Circle Theorems. Each one has a worked solution and a mark scheme showing where the marks go.