Find the area of the square
There are *n²* circles inscribed in the square ABCD. The perimeter of each circle is *aπ*
<<http://imgfz.com/i/3wzCeAT.png>>
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거의 3년 전
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Get the area of the square.
Four circles are inscribed in the square ABCD. The perimeter of each circle is *aπ*.
<<http://imgfz.com/i/UzgCJut.png>>
Gi...