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12 September, 13:17

Find the area of a circle with a circumference of 2pi Either enter an exact answer in terms of 3.14 pi or as a decimal

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  1. 12 September, 13:44
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    C = 2 π r

    2 π = 2 π r

    r = 1

    so

    A = π r^2

    A = 3.14 x 1^2

    A = 3.14

    answer

    A = 3.14
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