help!?!A bird (B) is spotted flying 5,000 feet from a tree (T). An observer (O) spots the bird (B) at a distance of 13,000 feet. What is the angle of depression from the bird (B) to the observer (O)?(will give medal)

Question

anonymous · Answer

22.70°

 44.62°

 67.38°

 68.96°

anonymous · Answer

@Directrix can u help

directrix · Answer

You will need right triangle trig ratios for this problem

directrix · Answer

Which trig ratio is the adjacent side over the hypotenuse?

anonymous · Answer

cos

directrix · Answer

cos(x) = 5000/13000 

cos(x) = 5/13

Do you know how to use the inverse cosine button or arc cosine button on your calculator to get the angle x?

directrix · Answer

Be sure you have your calculator set for degrees.

anonymous · Answer

thx