If ?ABC~?RPQ, AB= 3cm , BC= 5cm, AC= 6cm, PR=6cm and PQ=10cm, then find QR. Share with your friends Share 1 Ayushi Chaurasiya answered this Dear Student,△ABC ~△RPQ ⇒ABRP=BCPQ=ACRQPutting the value,36=510=6QREquating it by any other side ratio, we will get510=6QR⇒QR=12 cmRegards 4 View Full Answer Utkarsh answered this BY APPLYING BPT OR THALES Theorem, AB = BC =3/5 x = 15 cm -1 Aditya Talwar answered this abc and rpq are congruent. their sides are in the ratio 1:2 such as ab:pr=3:6 so qr will be 12 1