Q. The angle of depression of the foot of a building from the top of a tower 30 m away is 30 deg. How high is the tower?
A) 20√3 m
B) 10√3 m
C) 20 m
D) 30 m
✔ Correct Answer: 10√3 m
Exam Insight
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A) 20√3 m
B) 10√3 m
C) 20 m
D) 30 m
✔ Correct Answer: 10√3 m
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