To move objects in 3D space constrained
to a specified plane
Click Home
tabModify
panel3D
Move. At the Command prompt, enter 3dmove.
Select the objects and subobjects you
want to move using the following methods:
Press and hold Ctrl to select subobjects
(faces, edges, and vertices).
Release Ctrl to select entire objects.
When you have selected all objects, press
Enter.
The Move gizmo is displayed
attached to the cursor.
Click to place the Move gizmo, specifying
the base point for the move.
Move the cursor over the planar rectangle
that intersects the axis handles that define the plane of constraint.
When the rectangle turns yellow, click it.
Click or enter a value to specify the
distance of the move.