1. From a point P on a level ground, the angle of elevation of the top tower is 30?. If the tower is 100 m high, the distance of point P from the foot of the tower is:
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By: guest on 01 Jun 2017 05.46 pm
Let AB be the tower. Then, APB = 30? and AB = 100 m. AB = tan 30? = 1 AP 3 AP = (AB x 3 ) m = 1003 m = (100 x 1.73) m = 173 m.