Question 608882
    whats the hypotnuse of a right triangle with a base of 7 and height of 9
.
applying the Pythagorean theorem:
Let h = hypotenuse
then 
h^2 = 7^2 + 9^2
h^2 = 49 + 81
h^2 = 130
h = sqrt(130)
h = 11.4