Question

Riley is looking at the top of a 48 ft tall tree. The angle of her line of sight with the ground is

70°. How far away is Riley from the base of the tree?

Answer 1

17.47 feet

Explanation:

learn applied trigonometry all your Q's are the same

Answer 2

17.47 feet to nearest hundredth.

Explanation:

Here we know the opposite side to the angle and we need the adjacent side, so we use use the tangent.

tan 70 = 48 / x

x = 48 / tan 70

x = 17.47 feet.