# Commands about Curved Objects [GstarCAD 2025](Help%20System/GSTARCAD/2025/Index.md) → [Commands](Help%20System/GSTARCAD/2025/Commands/(Commands).md) **Commands：** - [3DPOLY](Help%20System/GSTARCAD/2025/Commands/3DPOLY.md) - [ARC](Help%20System/GSTARCAD/2025/Commands/ARC.md) - [CIRCLE](Help%20System/GSTARCAD/2025/Commands/CIRCLE.md) - [CVHIDE](Help%20System/GSTARCAD/2025/Commands/CVHIDE.md) - [DONUT](Help%20System/GSTARCAD/2025/Commands/DONUT.md) - [ELLIPSE](Help%20System/GSTARCAD/2025/Commands/ELLIPSE.md) - [FILL](Help%20System/GSTARCAD/2025/Commands/FILL.md) - [HELIX](Help%20System/GSTARCAD/2025/Commands/HELIX.md) - [PLINE](Help%20System/GSTARCAD/2025/Commands/PLINE.md) - [SPLINE](Help%20System/GSTARCAD/2025/Commands/SPLINE.md) - [VIEWRES](Help%20System/GSTARCAD/2025/Commands/VIEWRES.md) **System Variables：** - [CIRCLERAD](../System%20Variables/CIRCLERAD.md) - [DONUTID](Help%20System/GSTARCAD/2025/System%20Variables/DONUTID.md) - [DONUTOD](Help%20System/GSTARCAD/2025/System%20Variables/DONUTOD.md) - [FILLMODE](Help%20System/GSTARCAD/2025/System%20Variables/FILLMODE.md) - [HPBOUND](Help%20System/GSTARCAD/2025/System%20Variables/HPBOUND.md) - [LASTANGLE](Help%20System/GSTARCAD/2025/System%20Variables/LASTANGLE.md) - [PELLIPSE](Help%20System/GSTARCAD/2025/System%20Variables/PELLIPSE.md) - [PLINECONVERTMODE](Help%20System/GSTARCAD/2025/System%20Variables/PLINECONVERTMODE.md) - [REBUILD2DCV](Help%20System/GSTARCAD/2025/System%20Variables/REBUILD2DCV.md) - [REBUILD2DDEGREE](Help%20System/GSTARCAD/2025/System%20Variables/REBUILD2DDEGREE.md) - [REBUILD2DOPTION](Help%20System/GSTARCAD/2025/System%20Variables/REBUILD2DOPTION.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2025_en-US/detail/commandReferences/Commands%20about%20Curved%20Objects.html) · © Gstarsoft Co., Ltd.