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In a triangle A B C, a=2 x, b=2 y and ha...

In a triangle `A B C, a=2 x, b=2 y` and `hat(C)=120^(circ)` then the area of the triangle is

A

`x y`

B

`x y sqrt(3)`

C

`3 x y`

D

`2 x y`

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