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31 January, 22:28

Find the length of the radius of a sphere with a surface area of 60.82 m^2.

4.4 m

2.2 m

6.6 m

1.1 m

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  1. 31 January, 22:42
    0
    Surface area of sphere = 60.82m^2

    4pi*r^2=60.82

    4*22*r^2/7=60.82

    r^2=60.82*7/22*4

    r^2=425.74/88

    r^2=4.83

    r=2.19

    or r=2.2m
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