Similar Pentagons Small 320×163 Medium 640×326 Large 1024×521 Download Tiff Original 2400×1221 | (147.5 KB) Description Illustration of 2 similar pentagons. Keywords pentagon, polygons, proportion, proportions, similar pentagons Galleries Proportions Source: G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 216 Courtesy the private collection of Roy Winkelman
