The Join () and Split tools () work together to help you create more complex lines and shapes by altering those you have already added to your document.To split a line or shape:

LayOut’s interface contains the basic tools and features you need to create documents and presentations using SketchUp models. Parts of the LayOut interface, and the way you navigate a LayOut document, can look and feel a lot like SketchUp. There are still some key differences to keep in mind.