Question

on Quadrilateval ABCD is
circumscoile a circle poove
AB+ CD= AB+BC​

Answer 1

Hey mate here is your answer ❤️

To prove: AB+CD=AD+BC

Proof: AP=AS, PB=PQ and CQ= CR

RD=DS (The length of tangent drawn from external point to a circle are equal)

AP+PB+RD+CR=AS+BQ+DS+CQ

AB+CD=AD+BC

Hence Proved

Hope it will help you ☺️