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Author Topic: An observer 1.6 m tall is 20root3 away from a tower. The angle of elevation from  (Read 292 times)

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Question:  An observer 1.6 m tall is 20root3 away from a tower. The angle of elevation from his eye to the top of the tower is 30ยบ. The heights of the tower is:

Options are:

A.     21.6 m
B.     23.2 m
C.     24.72 m
D.     None of these

Correct answer is:

A. 21.6 m

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