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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: ?->(Show Answer!)
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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:





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  • By: guest on 01 Jun 2017 05.46 pm
    Let AB be the wall and BC be the ladder. Then, ACB = 60? and AC = 4.6 m. AC = cos 60? = 1 BC 2 BC = 2 x AC = (2 x 4.6) m = 9.2 m.
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