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A circle has a diameter of 12 inches. It is placed in a square whose sides have a length of 12 inches. What is the percent of the area of the square that is covered by the circle?

 May 26, 2015

Best Answer 

 #1
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A circle has a diameter of 12 inches. It is placed in a square whose sides have a length of 12 inches. What is the percent of the area of the square that is covered by the circle?

 

Area of the square is: 122 = 144 in2

 

Area of a circle is:  62 *pi = 113.1 in2

 

144in2 /100 = 113.1in2 /x

 

x = 78.54%

 May 26, 2015
 #1
avatar+1694 
+10
Best Answer

A circle has a diameter of 12 inches. It is placed in a square whose sides have a length of 12 inches. What is the percent of the area of the square that is covered by the circle?

 

Area of the square is: 122 = 144 in2

 

Area of a circle is:  62 *pi = 113.1 in2

 

144in2 /100 = 113.1in2 /x

 

x = 78.54%

civonamzuk May 26, 2015

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