The AreaCentroid command reports the coordinates and places a point object at the area centroid of surfaces, polysurfaces, meshes, or closed planar curves.
Steps
Select curves, surfaces, or polysurfaces.
A point object will be placed at the centroid coordinates.
See also
Analyze an object's mass properties
Rhinoceros 5 © 2010-2015 Robert McNeel & Associates. 17-Sep-2015