Saturday
March 28, 2015

Homework Help: algebra 1

Posted by Jenny on Wednesday, March 5, 2008 at 10:27pm.

A high school wrestling mat must be a square with 38-foot sides and contain 2 circles. Suppose the inner circle has a radius of s feet, and the outer circle's radius is 9 feet longer than the inner circle.

What is an expression for the area of the square outside the circle.

I know that i have to get the area of the square and subtract the area of the outer circle.

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