Home
Class 12
MATHS
A tower subtends an angle 75^(@) at a po...

A tower subtends an angle `75^(@)` at a point on the same level as the foot of the tower and at another point, 10 meters above the first, the angle of depression of the foot of the tower is `15^(@)`. The height of the tower is (in meters)

A

`(10)/(sqrt3)(2-sqrt3)`

B

`10sqrt3(2-sqrt3)`

C

`(10)/(sqrt3)(2+sqrt3)`

D

`10sqrt3(2+sqrt3)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

A tower subtends an angle α at a point on the same level as the root of the tower and at a second point, b meters above the first, the angle of depression of the foot of the tower is β. The height of the tower is

A tower subtends an angle of 30^@ at a point on the same level as the foot of the tower. At a second point h meter above the first, the depression of the foot of the tower is 60^@ . The horizontal distance of the tower from the point is

The electric pole subtends an angle of 30^(@) at a point on the same level as its foot. At a second point 'b' metres above the first, the depression of the foot of the tower is 60^(@) . The height of the tower (in towers) is equal to

A tower subtends an angle of 60^(@) at a point on the plane passing through its foot and at a point 20 m vertically above the first point, the angle of depression of the foot of tower is 45^(@) . Find the height of the tower.

A tower subtends an angle of 30^o at a point on the same level as its foot. At a second point h metres above the first, the depression of the foot of the tower is 60^o . The height of the tower is

A vertical tower subtends an angle of 60^(@) at a point on the same level as the foot of the tower. On moving 100 m further from the first point in line with the tower, it subtends an angle of 30^(@) at the point. If the height of the tower is Hm, then the value of (H)/(25sqrt3) (in meters) is

The angle of elevation of a tower from a point on the same level as the foot of the tower is 30^0dot On advancing 150 metres towards the foot of the tower, the angle of elevation of the tower becomes 60^0dot Show that the height of the tower is 129.9 metres (Use sqrt(3)=1. 732 ).

From the top of a 7 m high building, the angle of elevation of the top of a tower is 60° and the angle of depression of the foot of the tower is 30°. Find the height of the tower.

A tower of height b subtends an angle at a point 0 on the ground level through the foot of the tower and at a distance a from the foot of the tower. A pole mounted on the top of the tower also subtends an equal angle at 0. The height of the pole is

The angle of depression of a point situated at a distance of 70 metres from the base of a tower is 45^@ . The height of the tower is