Q. A ladder 20 m long is leaning against a vertical wall. It makes an angle of 30 deg with the ground. How high on the wall does the ladder reach?
A) 17.32 m
B) 10 m
C) 3 m
D) 34.64 m
✔ Correct Answer: 10 m
Exam Insight
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A) 17.32 m
B) 10 m
C) 3 m
D) 34.64 m
✔ Correct Answer: 10 m
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