Plz answer #1and 10

11.3.3 Exercises 1. Evaluate the double integral I = xy dA where D is the triangular region with vertices (0, 0), (1, 0), (0, 4). Make Interactive 1p. Evaluate the integral by reversing the order of integration . Make Interactive 10. Match the following integrals with the verbal descriptions of the solids whose volumes they give. Put the letter of the verbal description to the left of the corresponding integral. "S- dyda lr? By dxdy 4 + By dydz D Solid under a plane and over one half of a circular disk. B. Solid under an elliptic paraboloid and over a planar region bounded by two parabolas. C. One eighth of an ellipsoid. D. Solid bounded by a circular paraboloid and a plane. E. One half of a cylindrical rod