P P\,P and R R\,R are points on the circumference of a circle, centre OOO. PQ PQ\,PQ and RQ RQ\,RQ are tangents to the circle.
Angle PQR=52∘PQR = 52^\circPQR=52∘
Radii OP OP\,OP and OR OR\,OR are drawn from the centre to the circumference.
Find the size of angle OPROPROPR.
Give reasons for each stage of your working.
59 exam-style questions on Eduqas GCSE Maths Circle Theorems. Each one has a worked solution and a mark scheme showing where the marks go.