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The angle of elevation of the top of a t...

The angle of elevation of the top of a tower from the top and bottom of a building of height 'a' are `30^@` and `45^@` respectively. If the tower and the building stand at the same level , the height of the tower is

A

`a sqrt(3)`

B

`(a sqrt(3))/(sqrt(3)-1)`

C

`(a(3+sqrt(3)))/(2)`

D

`a(sqrt(3)-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
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