The angle of elevation of a ladder leaning against a wall is 60° and the foot of the ladder is 4.6 m away… · ABC26GN5434
Subject: General Aptitude · Chapter: Heights and Distances
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)4.6 m
(c)7.8 m
(d)9.2 m
Answer
Answer: D ✓ checked by 4AB · confidence high
Explanation
cos 60° = 4.6/L ⇒ L = 9.2 m.
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