# Commands about Curved Objects [GstarCAD 2023](Help%20System/GSTARCAD/2023/Index.md) → [Commands](Help%20System/GSTARCAD/2023/Commands/(Commands).md) → [Command Groups](Help%20System/GSTARCAD/2023/Commands/00%20Command%20Groups/(Command%20Groups).md) **Commands：** - [3DPOLY](Help%20System/GSTARCAD/2023/Commands/3D/3DPOLY.md) - [ARC](Help%20System/GSTARCAD/2023/Commands/A/ARC.md) - [CIRCLE](Help%20System/GSTARCAD/2023/Commands/C/CIRCLE.md) - [CVHIDE](Help%20System/GSTARCAD/2023/Commands/C/CVHIDE.md) - [DONUT](Help%20System/GSTARCAD/2023/Commands/D/DONUT.md) - [ELLIPSE](Help%20System/GSTARCAD/2023/Commands/E/ELLIPSE.md) - [FILL](Help%20System/GSTARCAD/2023/Commands/F/FILL.md) - [HELIX](Help%20System/GSTARCAD/2023/Commands/H/HELIX.md) - [PLINE](Help%20System/GSTARCAD/2023/Commands/P/PLINE.md) - [SPLINE](Help%20System/GSTARCAD/2023/Commands/S/SPLINE.md) - [VIEWRES](Help%20System/GSTARCAD/2023/Commands/V/VIEWRES.md) **System Variables：** - [CIRCLERAD](Help%20System/GSTARCAD/2023/System%20Variables/C/CIRCLERAD.md) - [DONUTID](Help%20System/GSTARCAD/2023/System%20Variables/D/DONUTID.md) - [DONUTOD](Help%20System/GSTARCAD/2023/System%20Variables/D/DONUTOD.md) - [FILLMODE](Help%20System/GSTARCAD/2023/System%20Variables/F/FILLMODE.md) - [HPBOUND](Help%20System/GSTARCAD/2023/System%20Variables/H/HPBOUND.md) - [LASTANGLE](Help%20System/GSTARCAD/2023/System%20Variables/L/LASTANGLE.md) - [PELLIPSE](Help%20System/GSTARCAD/2023/System%20Variables/P/PELLIPSE.md) - [PLINECONVERTMODE](Help%20System/GSTARCAD/2023/System%20Variables/P/PLINECONVERTMODE.md) - [REBUILD2DCV](Help%20System/GSTARCAD/2023/System%20Variables/R/REBUILD2DCV.md) - [REBUILD2DDEGREE](Help%20System/GSTARCAD/2023/System%20Variables/R/REBUILD2DDEGREE.md) - [REBUILD2DOPTION](Help%20System/GSTARCAD/2023/System%20Variables/R/REBUILD2DOPTION.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2023_en-US/detail/commandReferences/Commands%20about%20Curved%20Objects.html) · © Gstarsoft Co., Ltd.