Aright rectangular prism has a length of 9 inches, a width of 10 inches, and a height of 11 inches. if a plane slices the prism in half, parallel to its smallest face, which of the following describes the shape of the two-dimensional cross-section? a. a 10-inch by 11-inch rectangle b. a 10-inch by 10-inch square c. a 9-inch by 10-inch rectangle d. a 9-inch by 9-inch square