A person is standing at a distance of 80 m from a church looking at its top. The angle of elevation is of `45^@`. Find the height of the church.

A boy standing at a distance of 48 meters from a building observes the top of the building and makes an angle of elevation of 30^@ . Find the height of the building .

A boy is at a distance of 60 m from a tree, makes an angle of elevation of 60^@ with the top of the tree. What is the height of the tree?

A1.5 m tall boy is standing at some distance from a 30 m tall building. The angle of elevation from his eyse to the top of the building increase from 30^(@) " to " 60^(@) as he walks towards the building. Find the distance he walked towards the building.

A statue stands on the top of a 2m tall pedestal. From a point on the ground, the angle ofelevation of the top of the statue is 60^(@) and from the same point, the angle of elevation of the top of the pedestal is 45^(@) . Find the height of the statue.

A TV tower stands vertically on a bank of a canal. The tower is watched from a point on the other bank directly opposite to it. The angle of elevation of the top of the tower is 58^(@) . From another point 20m 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 . (tan 58^@ = 1.6003)

A pole 5 m high is fixed on the top of a tower. The angle of elevation of the top of the pole observed from a point 'A' on the ground is 60^(@) and the angle of depression to the point 'A' from the top of the tower is 45^(@) . Find the height of the tower. (sqrt(3)=1.732)