a tv tower stands vertically on the bank of a canal.from a point on the other bank directly opposite the tower,the angle of elevation of the top of the tower is 60degree.from another point 20m away from this point on the line joing this point to the foot of the tower,the angle of elevation of the top of the tower is 30degree.find the height of the tower and the width of the canal.
Asked by Mohit gulia | 8th Nov, 2012, 08:25: PM
Expert Answer:
Answered by | 8th Nov, 2012, 10:17: PM
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