Construction of Ellipse using Parallelogram
Create diameters with major, minor axes, or a pair of conjugate diameters. Construct a parallelogram, then divide into equal parts creating intersections for the curve.
Keywordsellipse, ellipses, parallelogram, Ellipse Construction, Construction of Ellipse using Parallelogram
French, Thomas E A Manual of Engineering Drawing for Students and Draftsmen (New York, NY: McGraw-Hill, 1911)