39 ABCD is a cyclic quadrilateral whose diagonals AC and BD intersect at P.If AB = DC,then prove that triangle PAB is congurence to triangle PDC

39 ABCD is a cyclic quadrilateral whose diagonals AC and BD intersect

1.	39 ABCD is a cyclic quadrilateral whose diagonals AC and BD intersect at P.If AB = DC,then prove that triangle PAB is congurence to triangle PDC
Answer» 39 ABCD is a cyclic quadrilateral whose diagonals AC and BD intersect at P.If AB = DC,then prove that triangle PAB is congurence to triangle PDC