Geometry, Theorems and Problems

 Problem 239. Square, Midpoints, Congruence, Pythagoras

The figure shows a square ABCD, E, F, G, and H are the midpoints of the sides, lines AE and BF meet at M, and lines CG and DH meet at N. If AB = a and MN = b, prove that Formula to prove. View or post a solution.

Square, midpoints, congruence, Pythagoras 



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