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April 19, 2014

Homework Help: trig

Posted by Grail on Saturday, January 14, 2012 at 5:27am.

From the top of a hill 700 ft. high, an observer notes that the angles of depression of two successive markerstones on a level ground, which leads straight away from the hill are 5 degree and 15 degree respectively. Find the distance between the two markerstones.

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