In a ΔABC, ∠B = 90°, AE = CD = 13 cm and BE = AD = 5 cm. Find BC Share with your friends Share 4 Lovina Kansal answered this Dear student In right angled triangle ABE,AB=AE2-BE2=132-52=12cmNow, BD=AB-AD=12-5=7cmTherefore, BC=CD2-BD2=132-72=169-49=120=230cm Regards 0 View Full Answer Crazydrummer answered this Tough! 1 Saketh answered this hm 0 Saketh answered this so 0 Neeraj Rajesh answered this In triangle ABE, Since AE = 13cm and BE = 5cm , AB = 12cm (pytha. triplet) In triangle CBD, BD =AB - AD = 12 - 5 = 7cm using pytha. theorem, BC2 = CD2 - BD2 = 132 - 72 = 169 - 49 = 120 BC = root 120 . 1 Atharva Katakdound answered this BC= 2√30 1
