# Commands about Areas and Mass Properties [GstarCAD 2027](Help%20System/GSTARCAD/2027/Index.md) → [Commands](Help%20System/GSTARCAD/2027/Commands/(Commands).md) → [Command Groups](Help%20System/GSTARCAD/2027/Commands/00%20Command%20Groups/(Command%20Groups).md) **Commands：** - [AREA (GstarCAD 2026)](../../../2026/Commands/A/AREA.md) - [LIST (GstarCAD 2026)](../../../2026/Commands/L/LIST.md) - [MASSPROP (GstarCAD 2026)](../../../2026/Commands/M/MASSPROP.md) - [PROPERTIES (GstarCAD 2026)](../../../2026/Commands/P/PROPERTIES.md) - [QUICKCALC (GstarCAD 2026)](../../../2026/Commands/Q/QUICKCALC.md) **System Variables：** - [AREA (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/A/AREA.md) - [PERIMETER (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/P/PERIMETER.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2027_en-US/detail/commandReferences/Commands%20about%20Areas%20and%20Mass%20Properties.html) · © Gstarsoft Co., Ltd.