EASY
10th CBSE
IMPORTANT
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If the altitude of the Sun is at 60°, then the height of the vertical tower that will cast a shadow of length 30 m is

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Important Questions on Height and Distance

EASY
10th CBSE
IMPORTANT
If the angles of elevation of a tower from two points at a distance a and b (a > b) from its foot and in the same straight line from it are 30° and 60°, then the height of the tower is
MEDIUM
10th CBSE
IMPORTANT
If the angles of elevation of the top of a tower from two points distances a and b from the base and in the same straight line with it are complementary, then the height of the tower is
EASY
10th CBSE
IMPORTANT
From a lighthouse the angles of depression of two ships on opposite sides of the lighthouse are observed to be 30° and 45°. If the height of the lighthouse is h metres, the distance between the ships is
EASY
10th CBSE
IMPORTANT
The angle of elevation of the top of a tower standing on a horizontal plane from a point A is α. After walking a distance d towards the foot of the tower the angle of elevation is found to be β. The height of the tower is
MEDIUM
10th CBSE
IMPORTANT
The tops of two poles of height 20 m and 14 m  are connected by a wire. If the wire makes an angle of 30o with horizontal, then the length of the wire is
MEDIUM
10th CBSE
IMPORTANT
From the top of a cliff 25 m high the angle of elevation of a tower is found to be equal to the angle of depression of the foot of the tower. The height of the tower is
MEDIUM
10th CBSE
IMPORTANT
The angles of depression of two ships from the top of a lighthouse are 45° and 30° towards east. If the ships are 100 m apart, the height of the lighthouse is
MEDIUM
10th CBSE
IMPORTANT
If 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°, then the height of the cloud above the lake is