| Parameter | Description | 
|---|---|
| center | The center of the arc | 
| startAngleRads | The starting angle of the arc, in radians | 
| sweepAngleRads | The "length" of the arc, in radians | 
| radius | The radius of the arc | 
BezierPathSegment[] An array of up to four BezierSegments holding the arc
Approximates a circle arc with up to 4 segments.