Question

find the hypotenuse of a triangle that has a 13 cm length and a height of 7 cm

Answer 1

hypo = 2×l+2×b
= 2(13)+2(7)
= 26+14
hypo square = 40

Answer 2

${hypotenuse}^{2} = {13 }^{2} + {7}^{2} \\ h = \sqrt{218} = 14.7cm$