From a point of a bridge across a riuver, the angles of depression of the banks on opposite sides of the river are `30^(@)` and `45^(@)`, respectively. IF the bridge is at a height of 10 m from the banks, then find the width of the river. (Use `sqrt3=1.73`)

From a point on a bridge across a river, the angles of depression of the banks on opposite sides of the river are 30^o and 45^o , respectively. If the bridge is at a height of 3 m from the banks, find the width of the river.

From a point on a bridge across a river the angles of depression of the banks on opposite side of the river are 30^o and 45^o respectively. If bridge is at the height of 30m from the banks, find the width of the river.

If from the top of a tower 80 meters high the angles of depression of the top and bottom of a house are 30^(@) and 45^(@) respectively, then the height of the house is

Two points A and B are on the same side of a tower and in the same straight line with its base. The angles of depression of these points from the top of the tower are 60^(@)" and "45^(@) respectively. If the height of the tower is 15 m, then find the distance between these points.

From a light house the angles of depression of two ships on opposite sides of the light house are observed to be 30^@ and 45^@ If the height of the light house is h metres, the distance between the ships is

An aeroplane at an altitude of 250 m observes the angle of depression of two boats on the opposite banks of a river to be 45^(@)and60^(@) respectively. Find the width of the river. Write the answer correct to the nearest whole number.

From the top of a 50 m high tower, the angles of depression of the top and bottom of a pole are observed to be 45o and 60o respectively. Find the height of the pole.

At one side of a road, there os a house and on the other side there is a tower. House and tower are on the same horizontal plane. The angle of depression of the top and foot of the house, from the top of the tower are 30^(@)" and "45^(@) respectively. If the height of the house is 10 m, then find the distance between the house and the tower.

The angles of depression of the and bottom of a 50 m high building from the top of a tower are 45^(@)" and "60^(@) respectively. Find the height of the tower and the horixontal distance between the tower and the building. (Use sqrt3=1.73 ).

The angles of depression of two ships from the top of a light house and on the same side of it are found to be 45^@ and 30^@ respectively. If the ships are 200m apart, find the height of the light house.