Question

The volume of a cylinder is 2512 cu cm and it's height is 12.5 cm.Find the radius

Answer 1

let its radius be r
22/7*r^2*12.5= 2512

or, r^2 =(2512*7)/(22×12.5)

or, r^2 =(2512*7×10)/(22×125)
now find r