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17 April, 07:16

Find the surface area of a sphere with a diameter 12 cm. Round your answer to the nearest whole number

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Answers (2)
  1. 17 April, 10:37
    0
    SA = 144π or 452 cm

    Step-by-step explanation:

    Surface area of a sphere: SA = 4πr²

    To find r radius, we simply divide diameter by 2 to get r = 6. Now we simply plug in 6:

    SA = 4π (6) ²

    SA = 4π36

    SA = 144π or 452.389
  2. 17 April, 10:40
    0
    144pi

    Step-by-step explanation:

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