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the perimeter of a semicircle is 15.42 what is the radius

0 votes

perimeter

asked May 20, 2017 in BASIC MATH by anonymous
reshown May 20, 2017 by goushi

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1 Answer

0 votes

The perimeter of a semi circle is

Find the radius.

Perimeter of the semicircle formula is

Substitute

The radius of the semicircle is

answered May 24, 2017 by Anney Mentor

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