Question 462651
    Find the length of the hypotenuse of a right triangle whose legs measure 5 and 7
.
Applying the Pythagorean Theorem:
Let h = hypotenuse 
then
h^2 = 5^2 + 7^2
h^2 = 25 + 49
h^2 = 74
h = sqrt(74)
h = 8.6