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A TV-tower stands vertically on a bank o...

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^(@)`. From another point 20 m away from this point on the line joining this point to the foot of the tower, the angle of elevation of the top of tower is `30^(@)` (see fig.) . FInd the height of the tower and the width of the canal.

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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^@ . From another point 20 m 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.

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At a point 20 m away from the foot of a tower, the angle of elevation of the top of the tower is 30^@ The height of the tower is

From 40 m away from the foot of a tower , the angle of elevation of the top of the tower is 60^(@) .What is the height of the tower ?

A T.V. Tower stands vertically on a bank of a river. From a point on the other bank directly opposite to the tower, the angle of elevation of the top of the tower is 60 degrees. From a point 20m away this point on the same bank, the angle of elevation of the top of the tower is 30o . Find the height of the tower and the width of the river.

80 m away from the foot of the tower, the angle of elevation of the top of the tower is 60^@ . What is the height (in metres) of the tower?

A tower stands vertically on the ground.From a point on the ground,20m away from the foot of the tower,the angle of elevation of the top of the tower is 60o .What is the height of the tower?

From a point on the ground which is at a distance of 50 m from the foot of the towe, the angle of elevation of the top of the tower is observed to be 30^(@) . Find the height of the tower.

X BOARDS-CBSE BOARDS 2020-SECTION D
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