The Base of S Is the Parabolic Region $\left\{(x, y) \mid x^{2} \leq y \leq 4\right\} .$

Short Answer

The base of S is the parabolic region $\left\{(x, y) \mid x^{2} \leq y \leq 4\right\} .$ Cross-sections perpendicular to the y axis are squares.
Find the volume of S.