Area of a parabola y^2 = 4ax cut off by a vertical line x = c

1. A.
   $= \frac{56}{3}a^{2}\text{~sq. units}$
2. B.
   $8a^{2}$ sq. units
3. C.
   $\frac{28a^{2}}{3}$ sq. units
4. D.
   $\frac{35a^{2}}{3}$ sq. units

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1. A.
   $\dfrac{\pi}{4}$
2. B.
   $\dfrac{\pi}{6}$
3. C.
   $\dfrac{\pi}{3}$
4. D.
   $\dfrac{\pi}{2}$

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1. A.
   $\dfrac{108}{3}$ sq. units
2. B.
   $\dfrac{118}{3}$ sq. units
3. C.
   $\dfrac{128}{3}$ sq. units
4. D.
   $\dfrac{218}{3}$ sq. units

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