The angle of elevation of a ladder leaning against a wall is 60º and the foot of the ladder is 4.6 m away from the wall. The length of the ladder is:
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cos 60 = base/ hypoteneus
hypoteneus = 9.2
hypoteneus = 9.2
ebiesuwacarolin:
Cos 60=(4.6÷a) where a is the length of the ladder.
a=(4.6÷0.5) a=9.2m
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