Millimeter
i would use mm that is te best metric measurment you would use
The "millimeter" would be perfect.
You measure a house fly in millimeters
a millimeter
millimeters are used to measure things as an example 1000mm= 1 metre.
Inch, centimeter, or millimeter.
Yes
You would use mm. For the same reason you use feet instead of miles to measure the height of a building.
Metre.
Typically you might use "mm" for coins. For currency, I would suggest micron units.The millimeter.
millimeter