New Polygon

On the Design tab, in the Create group: Click New Polygon to begin digitising a new closed string in the display. As an alternative, press the 'N' hot key to start a new polygon or string.

This tool is also available from the Grade Control tab, in the String Editing group.

To finish the string, either double-click as you digitise the last point or press Escape (Esc). The new string will be auto-closed when you have finished.

To create a symmetrical polygon, use the drop-down menu: