Two birds sit at the top of two different trees. The distance between the first bird and a bird-watcher on



Two birds sit at the top of two different trees. The distance between the first bird and a bird-watcher on the ground is 14.1 feet. The distance between the bird-watcher and the second bird is 27.9 feet.
What is the angle measure, or angle of depression, between this bird and the bird-watcher?




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