Homework Help: Math

Posted by Anonymous on Sunday, May 29, 2011 at 3:44am.

from the top of a cliff 250 ft. high the angle of depression of a boat is 10 degrees. How far out is the boat from the foot of the cliff?

Math - Reiny, Sunday, May 29, 2011 at 7:53am
tan 10° = 250/x
x = 250/tan10 = .....

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