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23 February, 22:24

Ind the surface area of a sphere with a radius of 12 cm. Approximate as 3.14 and round your answer to the nearest hundredth

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  1. 24 February, 01:32
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    The surface area of a sphere is:

    A=4πr^2, if r=12 and π is approximated as 3.14 then

    A≈4 (3.14) (12^2)

    A≈4 (3.14) (144)

    A≈576 (3.14)

    A≈1808.64 cm^2
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