To scale an object, you specify a base point and a scale factor. With SCALE, you can make an object uniformly larger or smaller. Enter the scale factor or drag and click to specify a new scale.Click Home tab>Modify panel>Scale. or Command line enter “SC” or “SCALE”.See Also: How to Convert Drawing Units from Inches to Centimeters? How to Scale Selected Objects in AutoCAD? Scale Objects Using a Scale Factor Or, to convert from centimeters to inches enter 0.3937 (the inverse of 2.54 centimeters per inch). To convert from inches to centimeters enter 2.54 (there are 2.54 centimeters per inch). Enter a base point of *0,0.Scaling will be relative to the world coordinate system (WCS) origin and the location of the drawing origin will remain at the WCS origin.At the Select Objects prompt, enter all.
If you start a drawing in one system of measurement (imperial or metric) and then want to switch to the other system, use SCALE to resize the model geometry by the appropriate conversion factor to obtain correct distances and dimensions.
How to Scale All drawing objects to Change Unit