How many centimeters are in an inch?
There are 2.54 centimeters in one inch. The conversion factor between centimeters and inches is based on the definition of the inch as 2.54 centimeters exactly. This means that to convert from inches to centimeters, you simply need to multiply the number of inches by 2.54. Conversely, to convert from centimeters to inches, you divide the number of centimeters by 2.54. This conversion is commonly used in fields such as science, engineering, and medicine, where measurements need to be precise and accurate.