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April 18, 2015

Homework Help: maths

Posted by Anonymous on Wednesday, January 23, 2013 at 11:35am.

The angle of elevation of the bottom of a window 10 meter above the ground level from a point on the ground is 30degrees.

A pole projecting outwards and upwards from the bottom of the window makes an angle of 30 degrees with the wall.

If the angle of elevation of the top of the pole observed from the same point on the ground is 60 degrees, what is the the length of the pole?

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