Question

volume of a cylinder of height 8 cm is 1232 cm cube find its curved surface area and total surface area

Answer 1

Volume of cube=22/7 × r^2×h

1232=22/7 × r^2 ×8

49=r^2

r= 7

Now,

C.S.A = 2×22/7 × r×h

= 2×22/7 ×7 ×8

=352