The Sizing tab contains properties that define how an embedded or linked picture or OLE object is sized when it is published in a printed document. Sizing doesn't apply to content files, so these properties are ignored if you specify a content file.
File sizing method
Choose how a picture or OLE object file is sized in the Word document, either by the scale (percentage of original file size), or by size in cm; 1 inch = 2.54 cm.
Defines the Height and Width of the picture or OLE object inserted into the Word document as a percentage of the original file size.