A) \[xy\]
B) \[xy\sqrt{3}\]
C) \[3xy\]
D) \[2xy\]
Correct Answer: B
Solution :
\[\Delta =\frac{1}{2}ab\sin C=\frac{1}{2}\times 2x\times 2y\times \frac{\sqrt{3}}{2}=xy\sqrt{3}\].
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