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A pole 10m long rests slantly against a vertical wall AB making 60 degrees with the horizontal (ground). find how faris the foot of the pole from the wall




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Make the triangle with pole as the hypotenuse Now , cos 60 = base/ hypotenuse , 1/2 = base / 10 , base = 5 m
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The distance of the foot of the pole from the vertical wall is 5m.
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