Question

A ladder leans against a vertical wall, forming a right triangle with the ground. The ladder is 15 feet long, and the angle between the ladder and the ground is 68°.

How high up the wall does the ladder reach?
Round your answer to the nearest tenth of a foot.

(1 point)
Responses

5.6 ft.
5.6 ft.

12.3 ft.
12.3 ft.

13.9 ft.
13.9 ft.

14.8 ft.

Answer 1

Height = 15 * sin(68°) ≈ 15 * 0.92718 = 13.9078 → 13.9 ft.

So the correct response is 13.9 ft.