P_Rhino_Geometry_MeshFace_IsQuad - mcneel/rhinocommon-api-docs GitHub Wiki
Gets a value indicating whether or not this mesh face is a quad. A mesh face is considered to be a triangle when C does not equal D, thus it is possible for an Invalid mesh face to also be a quad.
Namespace: Rhino.Geometry
Assembly: RhinoCommon (in RhinoCommon.dll) Version: Rhino 6.0
C#
public bool IsQuad { get; }
VB
Public ReadOnly Property IsQuad As Boolean
Get
Type: Boolean
Supported in: 6.0.16224.21491, 5D58w