Question

Amanda leaned a 15-foot ladder against the top of her house so she could get on the roof, which is 12 feet from the ground.

Answer 1

Using the Pythagorean theorem:

15^2 = 12^2 + X^2

225 = 144 + x^2

X^2 = 225 - 144

x^2 = 81

x = √81

x = 9

The distance is 9 feet.

The answer is A.