Let ABCD be a parallelogram. M and N are points in AB and BC, respectively, so that AM = NC. Let Q be the point where AN and CM intersect. Prove that DQ bisects angle ADC.

Printable View

- Aug 10th 2012, 04:54 PManonimoomibisector angles in parallelograms. Need help for problem.
Let ABCD be a parallelogram. M and N are points in AB and BC, respectively, so that AM = NC. Let Q be the point where AN and CM intersect. Prove that DQ bisects angle ADC.