Question

A cylindrical pillar is 28 m in diameter and 3 m in height what is its curved surface area

Answer 1

Answer:

Cylinder:-

d=28cm

r=14cm

h=3m X 100cm

=300cm

CSA of cylindrical pillar=2πrh

=2X22/7X14X300

=2X22X2X300

=26400cm^2