Rounded Closed Polyline (2D)
- On the  tab, in the Lines
        group, select tab, in the Lines
        group, select Smart > Smart > Rounded Close Polyline - Vertex G4,
            G4Plant Rounded Close Polyline - Vertex G4,
            G4Plant
 Line > Line > Rounded Close Polyline - Vertex BD,
            InD Rounded Close Polyline - Vertex BD,
            InD
 Closed > Closed > Rounded Closed Polyline - Vertex ED,
            HD Rounded Closed Polyline - Vertex ED,
            HD
 
- Select the line properties  Line properties. Line properties.
- Click the line points. If you click only two points, a rectangle is drawn.
- Select Confirm.
- Enter a rounding radius to each corner.

