The Suresh similarity

Two squares and a rectangle. Prove that the red triangles are similar.

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Solution by ohmohm.

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One reply on “The Suresh similarity”

The triangles A J F, M G F, A K L and L N M are congruent.
A L M F is a square; E H M L is a rectangle.
The angles a(H;E;M) and a(H;L;M) are equal,
so the rectangular triangles A J F and E H M are similar.

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