arc The arc object describes an arc or an ellipse. Hierarchy of objects Model Parent objects Current object Child objects Form Model proto value arc edge fill Parent class node class Properties Name Description Type Access circular Enables you to convert an arc into a circle. String Read /Write hand Describes the justification of a line or edge. String Read /Write startAngle Specifies the angle where the beginning of the arc renders. String Read /Write sweepAngle Specifies the length of the arc as an angle. String Read /Write use Invokes a prototype. String Read /Write usehref Invokes an external prototype. String Read /Write Methods None