Area between a circle and a parabola

1. A.
   $\frac{\pi}{2} + \frac{2}{3}$
2. B.
   $\frac{\pi}{2} + \frac{4}{3}$
3. C.
   $\frac{\pi}{2} - \frac{4}{3}$
4. D.
   $\frac{\pi}{2} - \frac{2}{3}$

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1. A.
   $\dfrac{8\sqrt{2}}{3} + \dfrac{9\pi}{2} - 2\sqrt{2} - 9\sin^{-1}\dfrac{1}{3}$
2. B.
   $\dfrac{8\sqrt{2}}{3} + \dfrac{9\pi}{2} + 2\sqrt{2} + 9\sin^{-1}\dfrac{1}{3}$
3. C.
   $\dfrac{4\sqrt{2}}{3} + \dfrac{9\pi}{4} - \sqrt{2} - \dfrac{9}{2}\sin^{-1}\dfrac{1}{3}$
4. D.
   $\dfrac{4\sqrt{2}}{3} + \dfrac{9\pi}{4} + \sqrt{2} + \dfrac{9}{2}\sin^{-1}\dfrac{1}{3}$

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