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OpenStudy (anonymous):
Blake and Johnny are watching for their friend Allen from the top of their apartment building when they finally spot him. The building is 40 feet tall and the angle of depression is 22°. How far away from the base of the building is Allen?
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OpenStudy (anonymous):
OpenStudy (anonymous):
you could use tan \[\tan 22 =\frac{ 40 }{ x }\] solve for x
OpenStudy (anonymous):
99ft?
OpenStudy (anonymous):
yes
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