Other Modules > Modifying Geometry > To Modify the Diameter of an Arc or Circle
  
To Modify the Diameter of an Arc or Circle
Using the pop-up menu or the EDIT ACTIONS menu, you can modify a spline or the diameter of a draft arc or circle.
1. Click Mod Arc Diam on the EDIT ACTIONS menu or the pop-up menu.
2. Pick an arc or circle.
3. Type a new value for the diameter.