Feet and Inches to Cm Converter

What is the Feet and Inches to Cm Converter?

The Feet and Inches to Cm Converter is a free online tool that converts heights and lengths from the imperial system (feet and inches) to the metric system (centimeters and meters). Whether you are tracking your height, shopping for international clothing, filling out forms for travel or immigration, or simply curious about height comparisons, this converter provides instant, accurate results with helpful visual comparisons.

How to Convert Feet and Inches to Centimeters

Converting from feet and inches to centimeters involves a simple two-step process. First, enter the feet value in the Feet field. For example, if your height is 5 feet 8 inches, enter 5. Then, enter the remaining inches in the Inches field. For our example, enter 8. You can also select your preferred decimal precision from 0 to 8 decimal places. The result updates instantly showing your height in centimeters, meters, and total inches.

Conversion Formulas

The conversion uses these exact relationships:

1 inch = 2.54 cm (exactly)
1 foot = 12 inches
$cm = (feet \times 12 + inches) \times 2.54$

Example Calculation

To convert 5 feet 8 inches to centimeters: Total inches = 5 x 12 + 8 = 60 + 8 = 68 inches. Centimeters = 68 x 2.54 = 172.72 cm. Meters = 172.72 / 100 = 1.7272 m.

Understanding the Results

When you convert your height, you will see the result in centimeters as the primary output, your height expressed in meters, and your height as a single inch measurement. The complete formula breakdown shows the step-by-step calculation.

Why Convert Between Feet and Centimeters?

Height conversion is commonly needed for international travel, medical records, sports and athletics, online shopping, immigration and visa forms, and scientific and academic use. The metric system is the standard in most countries and scientific contexts worldwide.

Related Length Converters

Explore our other length conversion tools: Cm to Feet and Inches Converter, Inches to Cm Converter, Feet to Meters Converter, and Length Converter for all your unit conversion needs.

Frequently Asked Questions

What is the formula to convert feet and inches to centimeters?

To convert feet and inches to centimeters, first convert feet to inches (1 foot = 12 inches), add the remaining inches, then multiply the total inches by 2.54. The complete formula is: cm = (feet x 12 + inches) x 2.54.

How many centimeters is 5 feet 8 inches?

5 feet 8 inches equals 172.72 centimeters. The calculation is: (5 x 12 + 8) x 2.54 = 68 x 2.54 = 172.72 cm. This is also approximately 1.73 meters.

How do I convert my height from feet to meters?

First convert feet and inches to centimeters using the formula (feet x 12 + inches) x 2.54, then divide by 100 to get meters. For example, 5 feet 10 inches = 177.8 cm = 1.778 meters.

What is the average height in centimeters?

The average height varies by gender and country. In the United States, the average adult male height is about 175.4 cm (5 feet 9 inches), and the average adult female height is about 161.3 cm (5 feet 3.5 inches). Global averages are slightly lower.

Why do we use 2.54 to convert inches to centimeters?

The value 2.54 is the exact conversion factor between inches and centimeters. This was internationally agreed upon in 1959 when the inch was officially defined as exactly 2.54 centimeters, making one foot exactly 30.48 centimeters.

Is this converter accurate for medical use?

Yes, the converter uses the exact internationally recognized conversion factor of 2.54 cm per inch. You can select up to 8 decimal places for precise measurements suitable for medical and scientific applications.

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