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30 October, 21:07

What is the surface area of sphere with diameter 23ft

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Answers (2)
  1. 30 October, 21:51
    0
    As=4pir r ^2 r = radius

    answer 615.75 sq un
  2. 31 October, 00:38
    0
    SA (sphere) = 4 * pi * r^2

    SA = 4 * pi * (23/2) ^2

    SA = 1661.1 ft^2

    23/2 represents the radius. R = D/2
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