morales007 morales007

07-11-2017
Mathematics

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The area of a circle is found with the formula A = The expression is pi times r squared., where pi represents 3.14. If a tile artist is laying down tiles in a circular mosaic pattern and the area of the circle is 706.5 square feet, what is the radius of the circle in feet?

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cedarwood79 cedarwood79

07-11-2017

Okay. The formula for the area of the circle is A = πr². To find the radius, we would first do the steps in reverse. Let's divide the area by pi (3.14) 706.5/3.14 is 225. With that, the square root of 225 is 15, because 15² is 225. There. The radius of the circle is 15 feet.

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