A cylindrical stone pillar has a radius of r r\,r m and a height of 10 m.
The volume of the pillar is 202.5π 202.5\pi\,202.5π m3^33.
Find the value of rrr.
92 exam-style questions on Edexcel GCSE Maths Cylinders. Each one has a worked solution and a mark scheme showing where the marks go.