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A TV tower stands vertically on a bank...

A TV tower stands vertically on a bank of a canal. The tower is watched from a point on the other bank directly opposite to it. The angle of elevation of the top of the tower is `58^(@)` . From another point 20m away from this point on the line joining this point to the foot of the tower , the angle of elevation of the top of the tower is ` 30^(@)`. Find the height of the tower and the width of the canal . `(tan 58^@ = 1.6003)`

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