# Some problems on application of trignometry

Some problems on Application of trigonometry

1) If the distance from where the building is observed is 70 meters from its base and the angle of elevation to the top of the building is 60 degrees, then find the height of the building.

2)An observer, 1.75 m tall, is  $20 \sqrt{3}$   m away from a tower. The angle of elevation of the top of tower from the eye of the observer is 45 degrees. Determine the height of the tower.

3) Two men on either side of 80 m high building and in line with the base of the building observe the angles of elevation of the top of the building as 75 degrees and 45 degrees. Find the distance between both men.

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