In Visual Basic and C#, you can call this method as an instance method on any object of type <a href="https://developer.rhino3d.com/api/RhinoCommon/html/T_Rhino_Geometry_Arc.htm" target="_blank" rel="noopener noreferrer">Rhino.Geometry.Arc</a>. When you use instance method syntax to call this method, omit the first parameter. For more information, see <a href="https://docs.microsoft.com/dotnet/visual-basic/programming-guide/language-features/procedures/extension-methods" target="_blank" rel="noopener norefe