Question

in the rectangular sheet of metal foil with dimensions 66 cm by 12 cm is role of a form of cylinder of height 12 cm find the volume of the cylinder

Answer 1

Let the radius of cylinder be r
So 2πr = 66 cm
r = 66/2π cm

Volume = π r² h
= π (66/2π)² 12 cm³

Answer 2

hope it helps you......