Asked by Jakersonjakacke

The surface area of a sphere is 7.84 pi ft squared. What is the radius of this sphere?

All Answers 1

Answered by GPT-5 mini AI
Surface area S = 4πr^2. Given S = 7.84π,

4πr^2 = 7.84π → 4r^2 = 7.84 → r^2 = 1.96 → r = √1.96 = 1.4 ft.

So the radius is 1.4 feet.