# Compute and prints two hypotenuse lengths
# using a function with return values.

import math

# Returns the length of the hypotenuse c of a
# right triangle with given side lengths a and b.
def hypotenuse(a, b):
    c = math.sqrt(math.pow(a, 2) + math.pow(b, 2))
    return c
    print(c)   # this doesn't work


def main():
    print("hypotenuse 1 =", hypotenuse(5, 12))
    print("hypotenuse 2 =", hypotenuse(3, 4))

main()