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Inches to Centimeters

Convert inches to centimeters, with the same length in millimeters, meters and feet.

What this tool does

Convert inches to centimeters, with the same length in millimeters, meters and feet. Type an amount in inches, choose the units, and the tool converts it to centimeters. It offers 5 length units and also shows the same amount in the others.

Inputs

  • Value: A number.
  • From: Choose one: Inch, Centimeter, Millimeter, Meter, Foot. Starts as Inch.
  • To: Choose one of the same 5 units as "From". Starts as Centimeter.

How to use

  1. Enter the amount you want to convert.
  2. Choose the unit to convert from and the unit to convert to.
  3. Read the result: the converted amount and the same amount in the other units. It appears once every required field has a valid value.

Worked examples

Conversions from inches to centimeters:

  • 1 in = 2.54 cm
  • 5 in = 12.7 cm
  • 10 in = 25.4 cm
  • 50 in = 127 cm
  • 100 in = 254 cm

Multiply the number of inches by 2.54 to get centimeters. Both units are exact definitions, so 2.54 is the exact factor: 1 in = 2.54 cm.

Sources: Inch: International yard and pound agreement, 1959. Centimeter: SI Brochure, 9th edition (2019, updated 2022), Table 7 (SI prefixes).

Limitations

  • Converts the unit of a length only. It does not work out a length from other measurements.
  • Uses international inches and feet, which are defined exactly in metric units.

FAQs

Q: How many centimeters are in one inch?
A: One inch is 2.54 cm. Enter any value and the converter scales it for you.
Q: How do I convert centimeters to inches?
A: Choose centimeter in the From box and inch in the To box. One centimeter is about 0.393701 in.

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