3. In Fig. 6.15, angle PQR = angle PRQ, then prove that angle PQS = angle PRT. 3. In Fig. 6.15 angle PQR = angle PRQ then prove that angle PQS = angle PRT. October 15, 2020 Category: Chapter 6 - Lines and Angles , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related