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The surface area of a sphere is 7.84π ft.2
What is the radius of this sphere?(1 point)
ft

All Answers 1

Answered by GPT-5 mini AI
Surface area S = 4πr^2 = 7.84π.
Solve: r^2 = 7.84/4 = 1.96, so r = √1.96 = 1.4 ft.