To convert inches to centimeters, you can use the following formula:
1 inch = 2.54 centimeters
So to convert 3 inches to centimeters, you would multiply 3 by 2.54:
3 inches * 2.54 cm/inch = 7.62 cm
Therefore, 3 inches is equal to 7.62 centimeters.
Real-life example:
Let’s say you have a ruler that measures in inches, and you want to know how long a 6-inch pencil is in centimeters. You would multiply 6 inches by 2.54 to get the length in centimeters:
6 inches * 2.54 cm/inch = 15.24 cm
So a 6-inch pencil is 15.24 centimeters long.
FAQs:
1. How do I convert inches to centimeters?
To convert inches to centimeters, multiply the number of inches by 2.54 (since 1 inch is equal to 2.54 centimeters).
2. Can I convert centimeters to inches using the same formula?
Yes, you can convert centimeters to inches by dividing the number of centimeters by 2.54 (since 1 centimeter is equal to 0.3937 inches).
3. Why do we use 2.54 as the conversion factor?
2.54 is the conversion factor because it represents the number of centimeters in one inch. This conversion factor is based on the definition of an inch and a centimeter in the metric system.