Page (Sheet) Information (Scale, Page Size, Measurement Type)

You see Page information located on the border surrounding the page.

Note: To see this information, you may need to Zoom to Max or Zoom out - See: Settings Tab: Zoom and Pan Options for more information. 

Current Scale of the Page 1/4"=1'-0", etc. (if you have selected two points to scale the Page, this area shows "Manually Scaled").

Actual Page/Sheet dimensions. This is useful for determining print size as well as scale. (If the Page size is showing actual size: 42x30 for example, you can probably use a standard scale. However, if this Page size is not the actual size you will probably need to manually scale the page

Measurement Type: Imperial (Standard) or Metric (this is set when you create the Job).