Question

I need help on this please help

Answer 1

Answer -10ft
15-5=10
X=10ft

Answer 2

9

Explanation:

It is a right angle triangle. Hypotenuse is 10, because it was 15 ft tall. 10 squared is 100. 5 squared is 25. 100 - 25 = 75. Sqrt 75 = 9