Question

A 25 foot ladder is leaning against a wall. the bottom of the ladder is 7 feet from the base of the wall. how high above the ground is the top of the ladder?

Answer 1

Pythagorean Theorem: a² + b²=c²

7² + x² = 25²
49+ x² = 625
x²= 625-49
x² = 576
x=√576
x=24
Hope this helps