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Geometry 19 Online
OpenStudy (anonymous):

From the top of a cliff 130 m above sea level, the measure of the angle of depression to a ship is observed to be 18. How far away is the ship from the bottom of the cliff?

OpenStudy (mertsj):

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Directrix (directrix):

@princess_emi_kumono Use right triangle trig to solve for x. Attached are right triangle trig ratios for your review. If that and the diagrams do not help, let us know, okay? |dw:1383266264310:dw|

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