A tower subtends an angle of 30^@ at a p...

A tower subtends an angle of `30^@` at a point on the same level as its foot. At a second point h metres above the first, the depression of the foot of the tower is `60^@`. The height of the lower is

`h/2m`

`sqrt3hm`

`h/3m`

`h/sqrt3m`

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