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17 November, 15:45

Using the approximation 3.14 do pi what is the radius of a circle with the circumference 56.5 m?

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  1. 17 November, 15:48
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    Circumference=Diameter*pi

    56.5=3.14*D

    Divide both sides by 3.14

    D=17.99

    Diameter = 2 (radius)

    17.99 = 2r

    Divide both sides by 2

    The radius is about 8.995 or 9m
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