A wooden pillar is in the shape of a cylinder with a radius of r r\,r cm and a height of 8 cm.
The volume of the pillar is 242π 242\pi\,242π cm3^33.
Find the value of rrr.
Practise Eduqas GCSE Maths Cylinders with exam-style questions for Foundation and Higher tier. 98 questions, matched to the Eduqas GCSE Maths (C300QS) specification and written in Component 1 and Component 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.