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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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Answer:

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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