What is the area enclosed by the equation\[{{x}^{2}}+{{y}^{2}}=2\]?

1.	What is the area enclosed by the equation\[{{x}^{2}}+{{y}^{2}}=2\]?
A.	\[4\pi \] square units
B.	\[2\pi \] square units
C.	\[4{{\pi }^{2}}\] square units
D.	4 square units
Answer» C. \[4{{\pi }^{2}}\] square units

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What is the area enclosed by the equation\[{{x}^{2}}+{{y}^{2}}=2\]?

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