ArcGIS Pro 2.7 API Reference Guide
EllipticArcSegment Class
Members 

ArcGIS.Core.Geometry Namespace : EllipticArcSegment Class
Represents an elliptic arc segment for use in a Multipart geometry.
Object Model
EllipticArcSegment ClassCoordinate2D StructureCoordinate2D StructureMapPoint ClassSpatialReference ClassCoordinate2D StructureMapPoint Class
Syntax
public sealed class EllipticArcSegment : Segment 
Public NotInheritable Class EllipticArcSegment 
   Inherits Segment
Remarks
An elliptic arc is the portion of the boundary of a 2D ellipse that connects two points.
Inheritance Hierarchy

System.Object
   ArcGIS.Core.Geometry.Segment
      ArcGIS.Core.Geometry.EllipticArcSegment

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

EllipticArcSegment Members
ArcGIS.Core.Geometry Namespace