" At what distance does a man "5(1)/(2)A" in height,subtend an angle of "

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" ?

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

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 '?

Find the length which at a distance of 5280m will subtend an angle of 1' at the eye.

Find the length which at a distance of 5280 m will subtend an angle of 1' at the eye.

A flag staff stands vertically on a pillar. The height of the flag staff being double the height of the pillar. A man on the ground at a distance finds both pillar and the flag staff subtends equal angle ' theta ' at his eye then theta =

A tower 51 m height has a mark at height of 25 m from the ground. At what distance the two parts subtend equal angle to an eye at the height of 5 m from the ground.