You can create several copies of an open path, creating a closed path.

Original path

After Step and Repeat

See Also

Editing Paths

Straightening Lines

Aligning Points and Segments Horizontally or Vertically

Aligning Points and Segments to an Angle

Spacing Points

Acquiring and Applying Length and Angle

Rounding Corners

Sharpening Corners

Converting Segment into a Curve

Converting Segment to Smooth Arc

Converting Segment to 3-Point Arc

Converting Segment to Arc

Eliminating Extra Points

Removing One Point

Adding One Point

Removing Self-Intersections

Changing Starting Point

Separating to Closed Paths

Separating to Open Paths

Breaking Paths

Joining Paths

Converting Corners to Right Angle

Removing Tiny Objects