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26 January, 04:56

The radius of a coin is 12 mm what is the diameter of the coin what is the circumference of the coin what is the area of the coin

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  1. 26 January, 05:09
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    Step-by-step explanation:

    radius of a coin is 12 mm

    Diameter of the coin is twice the radius = 2 x 12mm = 24mm

    The circumference of the coin = 2πr = 2 x3.14 x 12 = 75.36m

    Area of coin = πr² = 3.14 x 12 x12 = 452.16mm²

    what is the area of the coin
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