Arc
public static Arc ByCenterPointRadiusAngle(Point center, double radius, double startAngle, double endAngle, Vector normal)
public static Arc ByCenterPointStartPointEndPoint(Point centerPoint, Point startPoint, Point endPoint)
public static Arc ByCenterPointStartPointSweepAngle(Point centerPoint, Point startPoint, double sweepAngle, Vector normal)
public static Arc[] ByStartEndAndTangencies(Point point1, Vector vector1, Point point2, Vector vector2)
public static Arc ByStartPointEndPointStartTangent(Point startPoint, Point endPoint, Vector startTangent)