How many inches are in 1 foot?

One foot is defined as being equal to 12 inches in length. This relationship between feet and inches is a fundamental aspect of the customary system of measurement used in the United States. Knowing that there are 12 inches in a foot is vital for various applications, including construction, tailoring, and everyday measurements. This conversion forms the basis for understanding larger or smaller units as well, where multiple feet can be converted into inches by multiplying by 12. The other options do not accurately reflect this established measurement, as they represent incorrect conversions of feet to inches.