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Mathematics 19 Online
OpenStudy (anonymous):

I need help, but I think I understand most of it.

OpenStudy (anonymous):

From a boat on the lake, the angle of elevation to the top of a cliff is 18°41'. If the base of the cliff is 991 feet from the boat, how high is the cliff (to the nearest foot)?

OpenStudy (anonymous):

So I already know I need to use tan

jimthompson5910 (jim_thompson5910):

you should have something like this drawn up |dw:1440632228679:dw|

OpenStudy (anonymous):

tan (h/991)

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