The angle of elevation of a ladder leaning against a wall is and the foot of the ladder is 4.6 m away from the wall. The length of the ladder is
Created: 4 years ago |
Updated: 3 years ago
best des
Let AB be the wall and BC be the ladder.
Height and Distance mcq solution image
Then, ∠ACB = 60° = AC = 4.6m
ACBC = cos60∘ = 12
⇒ BC = 2 × AC = 2 × 4.6 = 9.2m
Height and Distance mcq solution image
Then, ∠ACB = 60° = AC = 4.6m
ACBC = cos60∘ = 12
⇒ BC = 2 × AC = 2 × 4.6 = 9.2m
Md Azizur Rahman
Founder of Satt
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