In the adjoining figure, ABCD is a quadrilateral. A line through D, parallel to AC, meets BC
Channel: Doubtnut
Date: 03/01/2020

In the adjoining figure, ABCD is a quadrilateral. A line through D, parallel to AC, meets BC produced in P . Prove that `ar(triangleABP)=ar(\"qaud. ABCD\")`.