Geometry Problem 1352: Rectangles, Sum of Squared Distances. Math, Tutoring.

Proposition

The figure below shows a point P and the rectangles ABCD and EFGH. Prove that PA² + PC² + PE² + PG² = PB² + PD² + PF² + PH².

See solution below

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See also:
Art of Problem 1351 using iPad Pro Apps.