33. From the top of a building AB,60 m high, the angles of depression of thetop and bottom of a vertical lamp post CD are observed to be 30° and60° respectively. Find(i) the horizontal distance between AB and CD,(ii) the height of the lamp post,(ii) the difference between the heights of the building and the lamp[CBSE 2009]post.

33. From the top of a building AB,60 m high, the angles of depression

1.	33. From the top of a building AB,60 m high, the angles of depression of thetop and bottom of a vertical lamp post CD are observed to be 30° and60° respectively. Find(i) the horizontal distance between AB and CD,(ii) the height of the lamp post,(ii) the difference between the heights of the building and the lamp[CBSE 2009]post.
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