Question

Two birds sit at the top of two different trees that are both 29.7 feet tall. The distance between the first bird and a bird watcher on the ground is 42.1 feet.

What is the angle measure, or angle of depression, between this bird and the bird watcher?
35.2
44.9
45.1
54.8

Answer 1

use inverse sine function

Answer 2

With which numbers?

Answer 3

\[\sin(\theta)=\frac{opp}{hyp}\]

\[\theta=\sin^{-1}\left(\frac{opp}{hyp}\right)\]

Answer 4

Would it be 35.2?

Answer 5

no

Answer 6

how exactly do you figure out this stuff? I do not really know how to find out the sin on a calculator...

Answer 7

Can someone answer this question? I still do not have an answer, thanks!