If PQR is an isosceles triangle with PQ = PR and PM is one of its altitude. Then prove that PMQ = PMR Share with your friends Share 1 Brijendra P. answered this In right angle triangle PMQ and PMR PM = PM PQ= PR and ∠PMQ=∠PMR= 90 degree 0 View Full Answer Joselin J answered this PM=PM(common) Q=R (given)So,PMQ=PMR 2 Adithyaa answered this Can you provide step wise solution and diagram? 0