E and F are mid-points of sides AB and CD, respectively of a parallelogram ABCD. AF and CE intersect diagonal BD in P and Q, respectively. Prove that diagonal BD is trisected at P and Q.

E and F are mid-points of sides AB and CD, respectively of a parallelo

1.	E and F are mid-points of sides AB and CD, respectively of a parallelogram ABCD. AF and CE intersect diagonal BD in P and Q, respectively. Prove that diagonal BD is trisected at P and Q.
Answer» E and F are mid-points of sides AB and CD, respectively of a parallelogram ABCD. AF and CE intersect diagonal BD in P and Q, respectively. Prove that diagonal BD is trisected at P and Q.