Go Geometry Problems

Geometric Artwork of Problem 76. Square, Circle and Area. PicSketch for iPad

Geometric Art of Problem 76. Square, Circle and Area. iPad apps.

Given a square ABCD 1, the inscribed circle 2, the arc BD of center A. S is the area of the lune EF, S1, S2, and S3 are the shaded areas. Prove that S = S1 + S2 + S3. See also: Problem 76.

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