Truncated Triangular Prism for Volume Small 320×108 Medium 640×215 Large 1024×344 Download Tiff Original 2400×807 | (224.1 KB) Description A truncated triangular prism is equivalent to the sum of three pyramids, whose common base is the base of the prism and whose vertices are the three vertices of the inclined section. Keywords geometric solid, prisms, pyramid, pyramids, solids, triangular base, truncated prism, volume Galleries Prisms Source: G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 322