The angle of elevation of the sun, when the length of the shadow of a tree √3
The angle of elevation of the sun, when the length of the shadow of a tree √3 times the height of the tree, is:
Two persons are ‘a’ meters apart and the height of one is double that of the oth
Two persons are ‘a’ meters apart and the height of one is double that of the other. If from the middle point of the…
The angle of elevation of the top of a tower from a certain point is 30°. If th
The angle of elevation of the top of a tower from a certain point is 30°. If the observed moves 20 m towards the…
If the angle of elevation of a tower from a distance of 100 metres from its foot
If the angle of elevation of a tower from a distance of 100 metres from its foot is 60?, the height of the tower…
On the same side of tower, two objects are located. Observed from the top of the
On the same side of tower, two objects are located. Observed from the top of the tower, their angles of depression are 45° and…
The angles of depression of two ships from the top of a light house are 45° and
The angles of depression of two ships from the top of a light house are 45° and 30° towards east. If the ships are…
The angle of depression of a point situated at a distance of 70m from the base o
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 angle of depression of a car, standing on the ground, from the top of a 75 m
The angle of depression of a car, standing on the ground, from the top of a 75 m tower, is 30°. The distance of…
A man on the top of a vertical observation tower observes a car moving at a unif
A man on the top of a vertical observation tower observes a car moving at a uniform speed coming directly towards it. If it…
If the angles of elevation of a tower from two points distance a and b (a > b) f
If the angles of elevation of a tower from two points distance a and b (a > b) from its foot and in the…
If a 30 m ladder is placed against a 15 m wall such that it just reaches the top
If a 30 m ladder is placed against a 15 m wall such that it just reaches the top of the wall, then the…
A ladder 15 m long just reaches the top of a vertical wall. If the ladder makes
A ladder 15 m long just reaches the top of a vertical wall. If the ladder makes an angle of 60° with the wall,…