Use the general slicing method to nd the volume of the following solid. The solid whose base is the triangle with vertices (0,0), (4,0), and (0,4) and whose cross sections perpendicular to the base and parallel to the yaxis are semicircles Set up the integral that gives the volume ofthe solid. Use increasing limits of integration Select the correct choice below and ll in the answer boxes to complete your ChOlCE. (Type exact answers.) CA. I dy