Question

A right triangle has a hypotenuse of 25 feet and a leg of 7 feet. Which of these is the length of the other leg?

Answer 1

25^2=7^2 + x^2

x^2= 576
square both sides
x=24

Answer 2

25^2=7^2 + x^2
49 + x^2 = 625
x^2= 576
square both sides
x=24