Question

A cylinder has a radius of 30ft and a height of 19ft. what is the exact surface area of the cylinder

Answer 1

SA=2(pi)rh+2(pi)r^2

SA=2(pi)(30)(19)+2(pi)(30^2)

SA=2(pi)(30)(19)+2(pi)(900)

SA=3581.3+5654.7

SA=9236

9236 square feet

Explanation: