Parallelopiped Showing Volume Small 320×89 Medium 640×178 Large 1024×285 Download Tiff Original 2400×668 | (246.5 KB) Description Illustration of a parallelopiped (a prism with a parallelogram as its base) used to demonstrate that the volume of any parallelopiped is equal to the product of its base by its altitude. Keywords geometric solid, parallelepiped, parallelepipeds, parallelogram base, parallelopiped, parallelopipeds, Polyhedron, prism, prisms, solids, volume Galleries Prisms Source: G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 303