Academics – Mathematics : 2017/MAR/06
Question
Q6. A tower stands at the top of a 20° incline. From a point A on the incline the angle of elevation to the top of the tower is 50° from the horizontal.
At a point B, which is 120 meters further down the incline in the same vertical plane, the angle of elevation to the top of the tower is 40° from the horizontal.
Calculate the height of the tower. (16)
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