in the toolbar, then click Document. If the Document Body checkbox is deselected, the document is a page layout document.A page layout document is like a blank canvas to which you add text boxes, images, and other elements and lay them out on the page however you want. Documents that use graphics arranged attractively in text—like flyers and newsletters—are usually page layout documents.
Some Pages templates are designed specifically for page layout. To see whether an open document is set up for page layout, click in the toolbar, then click Document. If the Document Body checkbox is deselected, the document is a page layout document.