A boy observed the top of an electric pole at an angle of elevation of `60^(@)` when the observation point is 8 meters away from the foot of the pole. Find the height of the pole.

The angle of elevation of the top of a tower from a point O on the ground, qhich is 450 m away from the foot of the tower, is 40^(@) . Find the height of the tower.

The angle elevation of the top of a tower from a point C on the ground. Which is 30 m away from the foot of the tower is 30^(@) . Find the height of the tower.

If the angle of elevation of the top of a tower at a distance 500 metres from its foot is 30^@ then the height of the tower is

The top of a 15m high tower make an angle of elevation of 60^(@) with the bottom of an electronic pole and angle of elevation of 30^(@) with the top of the pole. What is the height of the electric pole?

A flagstaff on the top of the tower 80 meter high, subtends an angle tan ^(-1)(1/9right) at a.point on the ground 100 -meters away from the foot of the tower. Find the height of the flag-staff (in metres)

A flog pole 'h' metres is on the top of the hemispherical dome of radius 'r' metres. A man is standing 7m away form the dome. Seeing the top of the pole at an angle 45^(@) and moving 5 m away from the dome and seeing the bottom of the pole at angle 30^(@) . Find the height of the pole

From the bottom of a pole of height h, the angle of elevation of the top of a tower is alpha . The pole subtends an angle beta at the top of the tower. find the height of the tower.