from a point on the ground,the angles of elevation of the bottom and the top of a transmission tower fixed at the top of a 20m high building are 45degree and 60degree respectively. find the height of the tower.

Asked by Mohit gulia | 7th Nov, 2012, 06:47: PM

Expert Answer:

Answered by  | 8th Nov, 2012, 10:02: AM

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