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Two birds sit at the top of two different trees 57.4 feet away from one another. The distance between the second bird and a bird watcher on the ground is 49.6 feet. What is the angle measure, or angle of depression, between the first bird and the bird watcher?

Respuesta :

calculista
see the picture to better understand the problem

we know that
tan x=49.6/57.4---------> tan x=0.8641
x=arc tan (0.8641)---------> x=40.83°

the answer is
the angle of depression is 40.83°
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