Page Comparison

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1. Select the curve. Position the split indicator where you want the split, or enter the split ratio in the Inspector Bar.
   
   
2. Click to locate the split. For a closed curve, You may want to select a second split point.
   
   
3. You can then move the split off section.
   

Note: Most standard Modify tools, such as Trim, Split, and Meet 2 Lines, will work with walls.