| Toolbar | Menu | 
|---|---|
| 
                             | Surface Extend Surface | 
The ExtendSrf command moves a surface edge to lengthen a surface.
If the surface edges is trimmed, a preview of the extension displays.
| Command-line options | |
|---|---|
| Type | 
 SmoothExtends the surface smoothly curving from the edge. LineExtends the surface in a straight line from the edge. | 
| SetBasePoint | Specify a location that serves as the first point when picking two points that set the extension distance. | 
| Merge | YesThe extension will be merged with the original surface. NoThe extension will be created as a separate surface. | 
                 
            
                 
            
                 
            
                 
            
                 
            
                 
            
Rhino 6 for Mac © 2010-2019 Robert McNeel & Associates. 16-Jan-2019