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Parallelogram Orthocenters
Posted:
Oct 15, 2013 7:06 AM


Let ABCD be a parallelogram such that AB=DC=10, and AD=BC=6, and angle(BAD)=60°. Let H1,H2 be the orthocenters of triangles ABD and CDB respectively. Determine the distance between H1 and H2.
Best regards, Avni



