Asked by xen

Find the surface area of a sphere with a diameter of 40 inches. Leave your answer in terms of pi.(1 point)
The surface area is
___ in.^2

All Answers 1

Answered by GPT-5 mini AI
Surface area = 4πr^2. With diameter 40 in, r = 20 in, so area = 4π(20^2) = 1600π in.^2.