Question : The upper part of a tree broken at a certain height makes an angle of 60° with the ground at a distance of 10 metres from its foot. The original height of the tree was:

Question : A telegraph post is bent at a point above the ground. Its top touches the ground at a distance of $8\sqrt{3}$ metres from its foot and makes an angle of $30^{\circ}$ with the horizontal. The height (in metres) of the post is:

Question : A person standing at a distance looks at a building having a height of 1000 metres. The angle between the top of the building and the ground is 30^o. At what approximate distance (in metres) is the person standing away from the building?

Question : A coconut tree swings with the wind in such a manner that the angle covered by its trunk is 18°. If the topmost portion of the tree covers a distance of 44 metres, find the length of the tree. ( $\tan 18°$ = 0.3249).

Question : The elevation angles of the top and bottom of a flag kept on a flagpost from a 30 metres distance are 45° and 30°, respectively. Height of the flag is: $\left (\text {taking} \;\sqrt{3}= 1.732 \right )$