1.

A tower stands at the center of a circular park. A and B are two points on the boundary of the park such thatAB(=a) subtends an angle of 60^(@) at the foot of the tower, and the angle of elevation of the top of the tower from A or B is 30^(@). The height of the tower is

Answer»

`(2A)/(SQRT(3))`
`2asqrt(3)`
`(a)/(sqrt(3))`
`asqrt(3)`

ANSWER :C


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