How many millimeters are in 1 foot?

To understand why 304.8 millimeters is the correct conversion for 1 foot, it's essential to consider the relationship between feet and millimeters in the metric system. One foot is defined to be equivalent to 12 inches, and each inch is exactly 25.4 millimeters. Therefore, the calculation for converting feet to millimeters involves multiplying the number of inches in a foot by the number of millimeters in an inch.

Starting with the conversion:

1 foot = 12 inches

12 inches × 25.4 mm/inch = 304.8 mm

This calculation leads us to the conclusion that 1 foot equals 304.8 millimeters. This conversion is fundamental in various fields, including surveying, where precise measurements are crucial. Understanding how to accurately convert between different units of measurement is essential for ensuring that work is both accurate and effective.