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In the given diagram, 'O' is the centre ...

In the given diagram, 'O' is the centre of the circle and AC is the diameter. `angle ADB` is `120 ^(@)`. Radius of the circle is 6 cm, what is the area of the triangle ABC?

A

`18sqrt3cm^(2)`

B

`24sqrt3cm^(2)`

C

`27cm^(2)`

D

data insufficient

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A
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