The perimeter of a semicircle is
how many times of its radius?
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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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Step-by-step explanation:
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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