The angle of elevation of the top of a tower from a certain point is 30 . If the observer moves 40 m towards the tower, the angle of elevation of the top of the tower increases by 15 . The height of the tower is:

The angle of elevation of the top of a tower from a certain point is 3

1.	The angle of elevation of the top of a tower from a certain point is 30 . If the observer moves 40 m towards the tower, the angle of elevation of the top of the tower increases by 15 . The height of the tower is:
A.	62.2 m
B.	64.2 m
C.	52.2 m
D.	54.6 m
Answer» E.

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The angle of elevation of the top of a tower from a certain point is 30 . If the observer moves 40 m towards the tower, the angle of elevation of the top of the tower increases by 15 . The height of the tower is:

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