| Name | Description |
| Angle | Gets the angle between the two selected entities. |
| AngleDecimalPlaces | Gets or sets the number of decimal places for angle measurements. |
| ArcLength | Gets the length of the selected arc. |
| ArcOption | Gets or sets how to measure an arc or circle. |
| Area | Gets the area of the selected entity. |
| CenterDistance | Gets the distance between the selected cylinder axes, circle centers, or both. |
| ChordLength | Gets the chord length of the selected arc. |
| DeltaX | Gets the Delta X distance between the selected entities. |
| DeltaY | Gets the Delta Y distance between the selected entities. |
| DeltaZ | Gets the Delta Z distance between the selected entities. |
| Diameter | Gets the diameter of the selected circle or cylinder. |
| Distance | Gets the distance between the selected entities. |
| IsConcentricSpheres | Gets whether the two selected entities are concentric spheres. |
| IsIntersect | Gets whether the two selected entities intersect. |
| IsParallel | Gets whether the two selected entities are parallel. |
| IsPerpendicular | Gets whether the two selected entities are perpendicular. |
| Length | Gets the length of the selected entity. |
| LengthDecimalPlaces | Gets or sets the number of decimal places for length measurements. |
| Normal | Gets the normal distance (normal to the selected plane) between the selected face and plane. |
| NormalDistance | Gets the normal distance (normal to the selected plane) between the selected entity and plane. |
| Perimeter | Gets the perimeter of the selected entity. |
| Projection | Gets the projected distance between the two selected entities. |
| ProjectionOption | Gets or sets whether the distance between the selected entities is projected. |
| Radius | Gets the radius of the selected arc or cylinder. |
| SpericalCenterDistance | Gets the distance between the two selected spherical faces. |
| TotalArea | Gets the total area of the two selected entities. |
| TotalLength | Gets the total length of the two selected entities. |
| X | Gets the x coordinate of the selected point in model space. |
| Y | Gets the y coordinate of the selected point in model space. |
| Z | Gets the z coordinate of the selected point in model space. |