PQR PQR\,PQR is a sector of a circle, centre Q Q\,Q and radius 15 cm. The angle of the sector is 30∘30^\circ30∘.
Calculate the length of the arc PRPRPR. Give your answer in terms of π\piπ.
30 exam-style questions on OCR GCSE Maths Sector Areas and Arc Lengths. Each one has a worked solution and a mark scheme showing where the marks go.