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Some Applications Of Trigonometry

Question 10:

Two poles of equal heights are standing opposite each other an either side of the road, which is 80 m wide. From a point between them on the road, the angles of elevation of the top of the poles are 60° and 30º, respectively. Find the height of poles and the distance of the point from the poles.

Answer:

Let AB and CD be the poles and O is the point from where the elevation angles are measured...

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