No states anymore officially use the metric system. However, there is one road that uses kilometres instead of miles: I-19 in Arizona (connects Tucson to Nogales).
The US does not use the metric system.
The three countries that do not use the metric system are Liberia, Myanmar, and the United States. Each of these countries primarily uses the Imperial system for measurement.
No
The Metric System.
Yes, we use the Metric system. Celsius, Metres, and all that. Although most of us can use either system.
The only three countries who do not use the metric system as their primary system of measurement are the United States, Liberia and Burma (Myanmar). Other countries have adopted the system but do not use it in all cases, for example road distances and speeds are still measured in miles and miles per hour in the United Kingdom.
Yes they do use only the metric system
The use of the metric system made legal in the United States by the Metric Act of 1866 (Public Law 39-183). This law made it unlawful to refuse to trade or deal in metric quantities.
Every civilised country in the world uses the metric system.
It is a must to go metric. US is the last country in the world that has to go this way. Scroll down to related links and read "THE UNITED STATES AND THE METRIC SYSTEM".
In 1869Congress legalized the use of the metric system. In 1893 the Office of Weights and Measures adopted the metric system in legally defining the yard and the pound.
The US teaches the metric system to students to help them understand and communicate with the rest of the world, where the metric system is widely used. Additionally, many scientific fields in the US use the metric system, so it's important for students to be familiar with it for academic and professional purposes.