To resize a single page, you select the page and then resize the media box of that page in the Display Boxes Inspector of the Inspector Panel.
To resize multiple pages of a document, you make a multiple page selection, making sure that the model page is the last page you select. Then resize its media box page in the Display Boxes Inspector and then press the [Apply to selected pages] button to copy the settings to all other selected pages.
For more information on selecting pages see the section on the
Page List
.
