A lamp post stands on a horizontal plane. From a point situated at a distance 150 m from its foot, the angle of elevation of the top is `30^(@)`. What is the height of the lamp post?

A vertical flagstaff stands on a horizontal plane. From a point 100 m from its foot, the angle of elevation the its top is 30°. Find the height of the flqgstaf.

A vertical flagstaff stands on a horizontal plane. From a point 100 m from its foot, the angle of elevation of its top is found to be 45^(@) . Find the height of the flagstaff.

A vertical tower stands on a horizontal plane, and from a point on the ground at a distance of 30 metres from the foot of the tower , the angle of elevation is 60^@ . The height of the tower is

From 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

A man walks 10 m towards a lamp post and notices that the angle of elevation of the top of the post increases from 30^(@) to 45^(@) the height of the lamp post is

The angle of elevation of the top of a tower standing on a horizontal plane from a point A is alpha. After walking a distance d towards the foot of the tower the angle of elevation is found to be beta. The height of the tower is____

A man walks 10m towards a lamp post and notices that the angle of elevation of the top of the post increases from 30^(@) to 45^(@) . The height of the lamp posts is :

A 1.6 m tall girl stands at distance of 3.2 m from a lamp post and casts shadow of 4.8 m on the ground, then what is the height of the lamp post?