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OpenStudy (anonymous):
From a point, A, due north of a tower, the angle of elevation to the top of the tower is 45 degrees. From a point, B, 100m on a bearing of 120 degrees from A, the angle of elevation is 26 degrees. Find the height of the tower.
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OpenStudy (anonymous):
the answer is 42.4 but im not sure how to approach this question
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