Maya's default measurement units are in Metric (centimeters, millimeters) but you can set them to Imperial (inches, feet) in the
Settings preferencesWorking Units section.
To change Maya's default unit of measurement
In the Maya menu bar, go to
Windows>Settings/Preferences >
Preferences.
In the
Settings category, locate
Working Units.
In the
Linear drop-down menu, select your preferred working unit.