Answer :
The length of the hypotenuse is ≈ 8.6
a^2 + b^2 = c^2 or (a x a) + (b x b) = (c x c)
5^2 = 5 x 5 = 25
7^2 = 7 x 7 = 49
25 + 49 = 74
√74 = 8.602 ≈ 8.6
a^2 + b^2 = c^2 or (a x a) + (b x b) = (c x c)
5^2 = 5 x 5 = 25
7^2 = 7 x 7 = 49
25 + 49 = 74
√74 = 8.602 ≈ 8.6