[" 5.At what distance does a man whose height is "2" metres "],[" subtend an angle of "10'?]

At what distance does a man whose height is 2 meters subtend angle of 10 '?

At what distance does a man ,5 1/2 feet in height, subtend an angle of 20" ?

At what distance does a man 5 1/2 ft. in height, subtend an angle of 15" ?

At what distance does a man 5 1/2 ft. in height, subtend an angle of 15" ?

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 in line with the tower, it subtends an angle of 30^(@) at the point. Then, the height of the tower, it subtends an angle of 30^(@) at the point. Then, the height of the tower is

A tower stands at the top a hill whose height is three times the height of the tower. The tower is found to subtend an angle of Tan^(-1)(1/7) at a point 2 km away on the horizontal throught the foot of the hill. Then the height of the tower is

If the height of a pole is 2sqrt(3) metre and the length of its shadow is 2 metre , then the angle of elevation of the sun is

At a distance d from the foot of tower AB of height h metres, a flagstaff BC (surmounted on the tower) and the tower subtend equal angles. Then the height of the flagstaff is :