The angle of elevation of the top of a building from the foot of the tower is 30º and the angle of elevation

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asked Feb 7, 2018 in Mathematics by Kundan kumar (49,132 points) 34 381 1015

The angle of elevation of the top of a building from the foot of the tower is 30º and the angle of elevation of the top of the tower from the foot of the building is 60º. If the tower is 50m high, find the height of the building.

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answered Feb 7, 2018 by Vikash Kumar (144,729 points) 8 11 21
 
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Let AB be the building of height hm and CD be the tower of height 50m. We have.

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