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what is the formula of a half circle. As the perimeter of a circle is 2pr or pd. The formula is x h 2 y k 2 r 2.
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A semicircle means half a circle. P frac12 pd d. D indicates the diameter of the circle.
If you cut sphere in half you have what is called a hemisphere.
C indicates circumference of the circle. A semicircle is half a circle however so well need to divide the formula for perimeter by. You have a semicircle half of a circle. Formulas Related to.