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OpenStudy (anonymous):
PRECALC HELP a contractor needs to know the height of a building from a point 100 feet away from the base of the building, the angle of the elevation to the top of the building is found to be 42 degrees 22' Find the Height of the building.
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OpenStudy (aphmeow):
wow this is hard what grade are you in?
OpenStudy (irishboy123):
\[\tan 42^o 22' = \dfrac{h}{100}\]
OpenStudy (arihangdu):
Heights is 90.7
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