Union command AutoCAD – The command to plus Regions

Union command AutoCAD is the command to plus Regions. The way to use the command as below:

Command line: Union
Menu: Modify/ Solids editings – Union…

This command allows uniting Regions (defined). If Regions intersect, the lines inside intersection region will be deleted.

Union command AutoCAD – The command to plus Regions

To get the pattern drawing as above picture, the order to do as below:
Draw rectangles, circles and ellipses by normal commands.
Open Region command to create 5 Region objects
Open Union command – mark all 5 Region objects to create the pattern drawing

Good luck!

Thanks for reading!!!

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