Thursday

September 18, 2014

September 18, 2014

Posted by **Anonymous** on Sunday, November 19, 2006 at 6:40pm.

Let h be the height of the mountain, x be the distance from the base to the first observation point.

tan 38= h/x

or x= h ctn 38

Second point:

Tan 20= h/(200+x)

h= tan38 * (200 + h ctn30)

h-h tan38 ctn20 = tan38 *200

solve for h.

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