1. The base of a solid is bounded by the functions f (at) 2 V 2.13, 9(33) = V 2w, and y = 2. If the cross-sections perpendicular to the y axis are rectangles with a height equal to % the length of the base, what is the volume of the solid? O E 9 Q 16 O i 15 Q 15 0% 2. The base of a solid is bounded by the XaXiS and the parabola y : 2mg 2. If the cross-sections perpendicular to the X-aXiS are triangles, with a height equal to twice the length of the base, what is the volume of the solid? g 15 g 15 g 15 g 15 0% 4. The base of a solid is the region in the rst quadrant bounded by a: = 2 and the function f (at) = 23:. If the cross-sections perpendicular to the xaxis are semicircles, What is the volume of the solid? 7. The base of a solid is the region bounded by y = ln(a:) y : 0 and as : 4. Each crosssection perpendicular to the xaxis is a rectangle with a height of h = 5:3 . What is the volume of the solid