The surface area of a soccer ball is 254.5 in?. What is the radius to the tenths’ place?

Question

The surface area of a soccer ball is 254.5 in?.
What is the radius to the tenths’ place?

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Sigridomena 5 months 2021-08-10T20:50:05+00:00 1 Answers 12 views 0

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    2021-08-10T20:51:13+00:00

    Answer:

    4.5 inches

    Step-by-step explanation:

    Use the formula for the surface area of a sphere, SA = 4\pi

    Plug in the surface area and solve for r, the radius:

    SA = 4\pi

    254.5 = \pi

    20.25 = r²

    4.5 = r

    So, the radius is approximately 4.5 inches

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