In this Rhino 3D CAD lesson we go over the screen. The different parts of the CAD Interface and what the general areas are called inside of Rhino CAD.
These Rhino Areas are covered:
Rhino 3D Pull Down Menus
Rhino 3D Command Line
Rhino 3D Viewports
Rhino 3D Toolbars
Rhino 3D Toolbar Flyouts
Rhino 3D Status Bar
Rhino 3D Graph Area
This will give you a general idea of the layout of Rhino.