Yes they do use only the metric system
it started in the 20th centry
The customary system of weights and measures is now customary in a grand total of 3 countries: Liberia, Myanmar, and the US of A.
square feet
Liberia US Burma (Myanmar)
The united states used the customary system when the british brought here before the revoluitionary war. only the us, UK, myanmar, and Liberia still use the systems of measurement.
actually, we use 2. in science, we use metrics, but in everything else, we use the customary system
The freezing point of water in the US customary system is 32 degrees Fahrenheit.
Some countries in Africa used the customary legal system. They usually use a combination of a customary system and a civil code.
no, no i dont
The boiling point in the US customary system is 212 degrees Fahrenheit.
We, who do not live in the US don't!