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Earn +20 ptsQ: How do you calculate the perimeter of a semi circle?
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What is formula of perimeter of semi circle?
The perimeter of a circle has the formula 2πr. Therefore the length of a semi circle is πr. But the perimeter of a semi circle also includes the diameter which is 2r. Therefore the perimeter of a semi circle = πr + 2r = r(π + 2)
How do you find the perimeter for a semi circle?
Its perimeter is half of its circumference plus its diameter
What is the perimeter of a semi circle?
The perimeter of a full circle is 2*pi*r. Where, pi is the mathematical constant that is the ratio of any circle's circumference to its diameter, approximately equal to 3.14, and r is the radius of the circle. The perimeter of a semi circle, assumed to be half of a full circle is pi*r where pi and r are previously defined.
What is the perimeter f a semi circle with a radius of 8?
32
How do you calculate the area and perimeter or semi circles?
Area: 1/2πr2 Perimeter: 1/2πd+d
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