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 5280 m will subtend an angle of 1' at the eye.

In the circle of 5cm.radius, what is the length of the are which subtends and angle of 33^(@)15' at the centre.

In the circle of 5cm.radius, what is the length of the arc which subtends and angle of 33^(@)15' at the centre.

In the circle of 5cm.radius, what is the length of the are which subtends and angle of 33^(@)15' at the centre.

In the circle of 5cm.radius, what is the length of the arc which subtends and angle of 33^(@)15' at the centre.

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