JEE Main 2007 Mathematics question
Not in JEE syllabus
A tower stands at the centre of a circular park. and are two points on the boundary of the park such that subtends an angle of at the foot of the tower, and the angle of elevation of the top of the tower from A or B is . The height of the tower is
Answer: (3)
Solution
OA = OB = r and , so triangle OAB is
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