Go Geometry Problems

Geometry Problem 763: Parallelogram, Diagonal, Parallel, Congruence.

The figure shows a parallelogram ABCD with EF parallel to the diagonal AC. DE and DF meet AC at G and H, respectively. Prove that AG and CH are congruent.
 

Parallelogram, Diagonal, Parallel, Congruence, Plane Geometry
 

See also:
Isolines of problem 763.


Dynamic Geometry: GeoGebra applet

Created with GeoGebra by Tim Brzezinski

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