In the adjoining figure, P and Q are two points on equal sides AB and AC of an isosceles triangle ABC such that AP = AQ. Prove that BQ = CP. Figure Share with your friends Share 0 Global Expert answered this Given: AB=AC △ABC is an isosceles triangle.AP= AQTo prove:BQ=CPProof:AB=AC (given)AP=AQ (given)AB-AP=AC-AQ =>BP=CQ∠ABC=∠ACB (angle opposite to the equal sides are equal)=>∠PBC=∠QCBIn △PBC and△QCB:PB=QC (proved above)∠PBC=∠QCB (proved above)BC=BC (common)By SAS congruence property:△PBC ≅△QCBBQ=CP (corresponding parts of the congruent triangles) 2 View Full Answer