Height and Distance

The angle of elevation of a cloud from a point 200 m above a lake is 30° and the angle of depression of its reflection in the lake is 60°.…

The angles of elevation of the top of from two points P and Q at distance $m^{2}$ and $n^{2}$ respectively, from the base and in the same straight line with…

If a 30 m ladder is placed against a 15 m wall such that it just reaches the top of the wall, then the elevation of the wall is equal…

A man on the top of a vertical observation tower observes a car moving at a uniform speed coming directly towards it. If it takes 12 minutes for the angle…

The angle of depression of a point situated at a distance of 70m from the base of a tower is 60°. The height of the tower is- A. $35 \sqrt{3}…

On the same side of tower, two objects are located. Observed from the top of the tower, their angles of depression are 45° and 60°. If the height of the…

The angle of elevation of the top of a tower from a certain point is 30°. If the observed moves 20 m towards the tower, the angle of elevation the…

The angle of elevation of the sun, when the length of the shadow of a tree √3 times the height of the tree, is: A. 30º B. 45º C. 60º…

From a point P on a level ground, the angle of elevation of the top tower is 30º. If the tower is 100 m high, the distance of point P…

An observer 1.6 m tall is 20√3 away from a tower. The angle of elevation from his eye to the top of the tower is 30º. The heights of the…