Centimeters to Inches Converter
Convert centimeters (cm) to inches (in) instantly. 1 inch = 2.54 cm.
1 cm = 0.39 in
0.3937 inches
Cm to Inches Conversion Table
| Centimeters (cm) | Inches (in) |
|---|---|
| 1 cm | 0.39 in |
| 2.54 cm | 1 in |
| 5 cm | 1.97 in |
| 10 cm | 3.94 in |
| 15 cm | 5.91 in |
| 20 cm | 7.87 in |
| 30 cm | 11.81 in |
| 50 cm | 19.69 in |
| 100 cm | 39.37 in |
| 150 cm | 59.06 in |
How to Convert Centimeters to Inches
To convert centimeters to inches, divide the length by 2.54(or multiply by 0.393701).
inches = centimeters ÷ 2.54
Example Calculations
- 10 cm to inches: 10 ÷ 2.54 = 3.94 inches
- 30 cm to inches: 30 ÷ 2.54 = 11.81 inches
- 170 cm to inches: 170 ÷ 2.54 = 66.93 inches (5 ft 7 in)
Height Conversion Chart
Common height conversions from cm to feet and inches:
- 150 cm = 4 feet 11 inches
- 160 cm = 5 feet 3 inches
- 170 cm = 5 feet 7 inches
- 180 cm = 5 feet 11 inches
- 190 cm = 6 feet 3 inches
Common Uses
- Converting height measurements for international contexts
- Screen sizes (TVs, monitors, phones)
- Clothing sizes and measurements
- Construction and DIY projects
- Paper sizes and printing
Quick Reference
Remember: 1 inch = 2.54 cm exactly. This was standardized internationally in 1959. Also useful: 4 inches ≈ 10 cm (actually 10.16 cm).
Frequently Asked Questions
How many inches are in 1 cm?
1 centimeter is equal to 0.393701 inches, or approximately 0.39 inches. Conversely, 1 inch equals exactly 2.54 cm.
How do I convert cm to inches?
To convert centimeters to inches, divide the length by 2.54 (or multiply by 0.393701). For example, 10 cm ÷ 2.54 = 3.94 inches.
What is 170 cm in feet and inches?
170 cm is equal to 66.93 inches, which is 5 feet and 6.93 inches (approximately 5 feet 7 inches).
How tall is 180 cm in inches?
180 cm is equal to 70.87 inches, which is approximately 5 feet 11 inches.
Why is 1 inch exactly 2.54 cm?
The inch was internationally standardized in 1959 to be exactly 2.54 centimeters. This agreement between English-speaking nations created a consistent conversion factor used worldwide.