API Reference > geometry-core > Curve > Arc3d > createXYEllipse createXYEllipse MethodStatic Create a new arc which is parallel to the xy plane, with given center and x,y radii, and optional angle sweep createXYEllipse(center: Point3d, radiusA: number, radiusB: number, sweep: AngleSweep = AngleSweep.create360()): Arc3d Parameter Type Description center Point3d center of ellipse radiusA number x axis radius radiusB number y axis radius sweep AngleSweep angle sweep Returns - Arc3d Defined in core/geometry/src/curve/Arc3d.ts Line 684 Last Updated: 13 June, 2024