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16-11-2020
Mathematics

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what is the formula for the perimeter of a semicircle

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ellavergara ellavergara

16-11-2020

Answer:

The perimeter of a semicircle is the sum of the half of the circumference of the circle and diameter. As the perimeter of a circle is 2πr or πd. So, the perimeter of a semicircle is 1/2 (πd) + d or πr + 2r, where r is the radius.

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