A ladder leaning against a wall makes an angle of 60°with the horizontal. If the for of the ladder it's 2.5m away from the wall, find the length of the ladder
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the ans is 5m as cos 60 = 1/2 and length of ladder would be 2×2.5
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Cos 60 = Base/h
Cos 60 = 2.5/h
1/2=2.5/h
h=2.5x2
H=5m
Cos 60 = 2.5/h
1/2=2.5/h
h=2.5x2
H=5m
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