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07-04-2020
Mathematics

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Find the area of a circle with a diameter of 4.
Either enter an exact answer in terms of at or use 3.14 for and enter your answer as a decimal.

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musiclover10045 musiclover10045

07-04-2020

Area of a circle = PI x r^2, where r is the radius of the circle. The radius is half the diameter.

Radius = 4/2 = 2

Area = PI x 2^2

Area = 4π

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