1 . The angle of elevation of a ladder leaning against a wall is 60° and the foot of the ladder is 4.6 m away from the wall. The length of the ladder is
- A. 2.3 m
- B. 9.2 m
- C. 4.6 m
- D. 7.8 m
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সমন্বিত পাঁচ ব্যাংক || অফিসার ক্যাশ - 06.11.2021
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