In Angle ABC, Angle C = 90?,AC = 5cm and l BC = 12cm. What is the length of seg AB ? Write the formula to find the hypotenuse? ANSWER Share with your friends Share 0 Josepaul Paulachan answered this Dear Student From pythagoras theorema2+b2 =c2a = side of right triangle b = side of right triangle c = hypotenuseNow here,a =AC =5cmb =BC = 12cmc = ABusing pythagoras theoremAB2 = AC2+BC2 = 52 +122 =25+144 =169 AB = 169 =13 cmAB =13cm Regards 0 View Full Answer