P and Q are the centres of two intersecting circles.Prove that PQ=QR=PR Share with your friends Share 6 Rishabh Mittal answered this Consider the radius of both the circles be same i.e R unit.PQ=R Radius of circlePR=R Radius of circleQR=R Radius of circleSo,PQ=QR=PRHence Proved. 23 View Full Answer