# Does AutoCAD use MM or CM?

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## Is AutoCAD in M or mm?

In the Drawing Setup dialog box, click the Units tab. Change the Drawing Units from Millimeter to Meter and click OK. A Warning dialog box will be displayed, indicating that you have changed the units for this drawing. Select both of the check boxes for unit scaling.

It’s really no surprise that AutoCAD is tailored more towards imperial units than metric. After all, it was developed in the U.S., and as such, its initial user base used feet and inches. But times change, and as it developed its reach worldwide, methods for using the metric system were developed.

## What unit of measurement does AutoCAD use?

AutoCAD’s length unit types are as follows: Architectural units are based in feet and inches and use fractions to represent partial inches: for example, 12′3 1/2″. The base unit is the inch unless otherwise specified, so if you enter a number like 147.5, then AutoCAD will understand it to be 12′3 1/2″.

## How can I tell if AutoCAD is metric or imperial?

Enter the command -DWGNUNITS (note the ” – ” in front of the command) This is an “undocumented” command. Once you decide on either Imperial or Metric Units, you then need to enter the command MEASUREMENT (note: NOT “MEASURE”). A value of 0 (zero) uses the Imperial ACAD.

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## How do I change AutoCAD scale to metric?

Option 3: Using the SCALE command to change drawing units:

1. At the command line enter “SCALE”.
2. At the Select Objects prompt, enter “All“, then hit Enter.
3. Enter “0,0” for the base point.
4. When prompted for scale factor, enter the appropriate scale factor for the units to be converted, based on the following:

## How do you scale in AutoCAD?

How to scale up in AutoCAD – Window select the object(s), type SCALE, and then specify a number larger than 1. Hit Enter. The size of the object(s) will SCALE UP by that scale factor. Refer to Figure 1 to see the differences in scale factors.

## How do I change AutoCAD from mm to feet?

Enter the UNITS command. Select “Decimal” for Type and “Feet” for Insertion scale. Click OK.

## How do you measure mm in AutoCAD?

Solution:

1. In the command line enter DIMSTYLE.
2. In the Dimension Style Manager, click New.
3. In the New Dimension Style dialog box, select a Name, Start With Style, and select Use For: All Dimensions. …
4. On the Primary Units tab, enter m in the Suffix.
5. Choose Decimal in the “units format”
6. Click OK.
7. Close.

## How do I know if I have AutoCAD inches?

Solution:

1. Open the Dimension Style Manager using DIMSTY.
2. Select the dimension style in use.
3. Select Modify.
4. Navigate to the Primary Units tab.
5. Set Unit Format to Decimal.
6. Set the Precision to be displayed. For whole inches, set the Precision to 0.
7. In the Suffix box, add the inch symbol (“).
8. Press OK.