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April 17, 2014

Homework Help: trigonometry

Posted by joan on Wednesday, January 18, 2012 at 8:14am.

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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