What does it mean to intersect faces in SketchUp?
Intersect Faces makes new geometry from existing geometry.
It takes faces you’ve selected and creates edges wherever they intersect. … After positioning them carefully, you can then use Intersect Faces to create edges where the two shapes’ faces come together.
How do you separate components in SketchUp?
Make Unique: Sometimes you want to make changes to only one or a few of the instances of a component in your model. In this case, select the instance(s) you want to edit, right-click one of them, and choose Make Unique from the context menu. This option turns the instances you selected into a separate component.