Please solve this question. Share with your friends Share 0 Kunal Rao answered this Dear Student, GIVEN :ABCD is a quadrilateral in which diagonals AC and BD intersect each other at R.Also DN⊥AC and BM⊥AC. DN = BMTO PROVE:AC bisects BD i.e. DR = BR.PROOF:In ∆DNR and ∆BMR, we have∠DRN = ∠BRM Vertically opposite angles∠DNR = ∠BMR 90° each DN = BM Given⇒∆DNR ≅ ∆BMR AAS⇒DR = BR CPCT⇒AC bisects BD Regards 0 View Full Answer