The elevation of an object on a hill is observed from a certain point in the horizontal plane through its base,to be `30^(@)` .After walking `60` meters towards it on level ground the elevation is found to be `45^(@)` .Then the height of the object (in meters) is

The angle of elevation of an object on a hill is observed from a certain point in the horizontal plane through its base, to be 30^(@) . After walking 120 m towards it on a level groud, the angle of elevation is found to be 60^(@) . Then the height of the object (in metres) is

The angular elevation of the top of a tower from a distant point on the horizontal ground is observed to be 30^(@)and proceeding 30 metre from the point towards the foot of the tower it is observed to be 45^(@) .Find the height of the tower .

From a point on the ground, the angle of elevation of a summit is found to be 45^(@) . After walking 150mt towards the mountain, the angle of elevation of the summit is found to be 60^(@) . The height of the mountain is:

The angle of elevation of the top of a vertical tower from a point P on the horizontal ground was observed to be alpha . After moving a distance 2 meters from P towards the foot of the tower, the angle of elevation changes to beta . Then the height (in meters) of the tower is :

From a point of the ground, angle of elevation of top of a tower is 30^(@) . On moving 50sqrt(3) meter towards the tower the elevation changes to 60^(@) . What is the height of the tower ?