Quadrilateral Polygon Small 320×272 Medium 640×543 Large 1024×870 Download Tiff Original 2400×2038 | (184.7 KB) Description Quadrilateral polygon with diagonal drawn. Keywords 4 sides, diagonal, four, polygon, quadrilateral Galleries Quadrilaterals Source: Claude Irwin Palmer Library of Practical Electricity: Practical Mathematics For Home Study (New York: McGraw-Hill Book Company, Inc., 1919) 112
