Plane Parallel to Base, Passing Through a Cone Small 186×320 Medium 372×640 Large 596×1024 Download Tiff Original 1396×2400 | (207.7 KB) Description Illustration of a plane parallel to the base passing through a cone (section made is a circle). Keywords circle, cone, cones, conic section, geometric solid, parallel to base, plane passing through, solids Galleries Conic Sections: Circles Source: G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 346