The diagram shows a sector, centre OOO. The radius of the circle is 8.4 cm. The angle of the sector is 70∘70^\circ70∘.
Calculate the area of the sector. Give your answer correct to 3 significant figures.
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.