Prove that the quadrilateral formed (if possible) by the internal angle bisectors of any quadrilateral is cyclic.

Prove that the quadrilateral formed (if possible) by the internal angl

1.	Prove that the quadrilateral formed (if possible) by the internal angle bisectors of any quadrilateral is cyclic.
Answer» Prove that the quadrilateral formed (if possible) by the internal angle bisectors of any quadrilateral is cyclic.