In the following figure, prove that triangles OAM and OBM are congruent and hence prove that AM = BN Share with your friends Share 0 Atul Shaw answered this Dear student,in △AOM and △BON,∠OMA=∠ONA=90°∠AOM=∠BOM (Vertically Opposite Angle)AO=OB (from fig.)So, by AAS criterion, △AOM≅△BONTherefore, AM=BN (CPCT)Regards 0 View Full Answer