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OpenStudy (anonymous):
will give medal and become fan! Andrea is standing on the roof of a 67- meter building doing some surveying. She spots a delivery truck at an angle of depression of 25 degrees. How far is the truck from the base of the building? Round to the nearest meter. A. 159 meters B. 144 meters C. 23 meters D. 74 meters
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OpenStudy (anonymous):
is it D?
OpenStudy (anonymous):
ok, so it is C?
OpenStudy (anonymous):
nvm, it is B
OpenStudy (anonymous):
|dw:1399578625981:dw|the angle of depression means the angle is 25 less than 90 not just 25 e
OpenStudy (anonymous):
from there you can use sine cosine tangent for the answer
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