In the given figure ABCD is a quadrilateral in which `AB\"||\"DC` and P is the midpoint of BC.
Channel: Doubtnut
Date: 03/01/2020

In the given figure ABCD is a quadrilateral in which `AB\"||\"DC` and P is the midpoint of BC. On producing, AP and DC meet at Q. Prove that `(i) AB = CQ, (ii) DQ = DC + AB.`