Share Email Facebook Twitter LinkedIn Creating Entities by Best Fit Topics in this section About Creating Entities by Best Fit Use the Best Fit Entities commands to use a series of Autodesk Civil 3D points, AutoCAD points, existing entities, or clicks on screen as a basis to create AutoCAD lines, arcs, and parabolas. To Create AutoCAD Lines by Best Fit To Create AutoCAD Arcs by Best Fit To Create AutoCAD Parabolas by Best Fit Parent topic: Lines and Curves