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Two poles of equal height are standing opposite to each other on either side of the road, which is 80 m wide. From a point between then on the road, the angles of elevation of top of the poles are `60^(@)" and "30^(@)`. Find the height of poles.

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The correct Answer is:
`20sqrt(3)` m.
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A T.V. tower stands vertically on the side of a road. From a point on the other side directly opposite to the tower the angle of elevation of the top of tower is 60^@ . From another point 10 m away from the point, on the line joining the point of the foot of the tower, the angle of elevation of the top of the tower is 30^@ . THe width of the road is......

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