A person observed the angle of elevation of the top of a tower as `30^@` . He walked 50m towards the foot of the tower along level ground and found the angle of elevation of the top of the tower as `60^@` . Find the height of the tower.

A person observed the angle of elevation of the top of a tower as 30o. He walked 50m towards the foot of the tower along level ground and found the angle of elevation of the top of the tower as 60o. Find the height of the tower.

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 ?

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?

The angle of elevation of the top of a tower at a point on the level ground is 30°. After walking a distance of I 00 m towards the foot of the tower along the horizontal line through the foot of the tower on the same level ground, the angle of elevation of the top of the tower is 60°. Find the height of the tower.

The angle of elevation of the top of a tower at a point on the line through the foot of the tower is 45^(@). After walking a distance towards the foot of the tower along the same horizontal line elevation of the top of the tower changes to 60^(@). Find the height of tower.

The angle of elevation of the top of a tower at a point on a level ground is 30°.After walking a distance of 100mtowards the foot of the tower along the horizontal line through the foot of the tower on the same level ground, the angle of elevation of the top of the tower is 60°.Find the height of the tower.

The angle of elevation of the top of a tower from a certain point is 30^o . If the observer moves 20 m towards the tower, the angle of elevation of the top of the tower increases by 15^o . Then height of the tower is

A 20 m high vertical pole and a vertical tower are on the same level ground in such a way that the angle of elevation of the top of the tower, as seen from the foot of the pole, is 60^(@) and the angle of elevation of the top of the pole as seen from the foot of the tower is 30^(@) . Find : the height of the tower.

The angle of elevation of the top of a tower from a point P on the ground is alpha . After walking a distance of d m towards the foot of the tower, the angle of elevation of the top of the tower is found to be beta . Then, ………..holds good.