Q:

# How many inches is 18mm?

A:

Eighteen millimeters is equal to approximately 0.70866 inches. Each millimeter is equal to 0.039370 inches. To convert between millimeters to inches, simply multiply the value in millimeters by 0.039370 to obtain the value in inches.

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Millimeters are units found in the International System of Units, also known the metric system. Inches are units found in the Imperial system and the U.S. customary system of units. The metric system is widely used and is found in a majority of the countries around the world. The U.S. customary system of units is used in the United States and a few other countries.

## Related Questions

• A:

One centimeter is equal to 10 millimeters. It is also equal to 0.1 decimeter and 0.01 meter. One kilometer contains 100,000 centimeters. Millimeters, decimeters, centimeters, meters and kilometers are all units of length in the metric system.

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• A:

A linear measurement of 48 inches is equal to 4 feet. This measurement is also equal to 1 1/3 yards. In the metric system, 48 inches is equal to 121.92 centimeters or 1.22 meters.

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• A:

One foot is equal to 12 inches; 36 inches is equivalent to 3 feet in length because 36 divided by 12 is three. Converting measurements from feet to inches (and vice versa) is a simple process using multiplication and division.