Creating the Floor

Create the floor using the sketch Floor plan.

In the Assembly Browser:
  1. Duplicate Floor plan using the right-click context menu.
  2. Rename the duplicate to Floor using the right-click context menu.
  3. Click Floor, and from the right-click context menu, click Realize as Single Sheet Body > All Faces.

The result is the following:

Note: The silver sphere indicates the origin (0, 0, 0).