JEE Math Practice Question
The angle of elevation of the top of a vertical tower from a point A, due east of it is 45o. The angle of elevation of the top of the same tower from a point B, due south of A is 30o. If the distance between A and B is $$54\sqrt 2 \,m,$$ then the height of the tower (in metres), is :
- A.$$36\sqrt 3 $$
- B.54
- C.$$54\sqrt 3 $$
- D.108
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