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Sahay Sir > Question Answers > NCERT Class 10 > Maths > Chapter 9 - Some Applications of Trigonometry > A TV tower stands vertically on a 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 60 degree . From another point 20 m 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 30 degree (see Fig.). Find the height of the tower and the width of the canal.

A TV tower stands vertically on a 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 60 degree . From another point 20 m 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 30 degree (see Fig.). Find the height of the tower and the width of the canal.

A TV tower stands vertically on a 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 30 degree (see Fig.). Find the height of the tower and the width of the canal. the angle of elevation of the top of the tower is 60 degree . From another point 20 m away from this point on the line joing this point to the foot of the tower