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7th Grade Challenging Math

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7-4)   Answer

         36 square inches

Solution:
The 2 quarter circles are exactly the same. Therefore the hatched quarter circle on the right plus the hatched region on the left have the same area as that of the square on the left. So you just need to find the area of the square to get the hatched area. 6 x 6 = 36

 

 

 

 
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