18 in = 45.72 cm. To convert inches to centimeters, multiply by 2.54: 18 × 2.54 = 45.72.
How to convert inches to centimeters
cm = in × 2.54
- 1 in = 2.54 cm (and 1 cm = 0.39370079 in).
- Multiply the amount by the factor: 18 × 2.54 = 45.72.
- Answer: 18 in = 45.72 cm.
Inches to Centimeters table
| Inches (in) | Centimeters (cm) |
|---|---|
| 13 in | 33.02 cm |
| 14 in | 35.56 cm |
| 15 in | 38.1 cm |
| 16 in | 40.64 cm |
| 17 in | 43.18 cm |
| 18 in | 45.72 cm |
| 19 in | 48.26 cm |
| 20 in | 50.8 cm |
| 21 in | 53.34 cm |
| 22 in | 55.88 cm |
| 23 in | 58.42 cm |
| in | cm |
|---|---|
| 1 in | 2.54 cm |
| 5 in | 12.7 cm |
| 10 in | 25.4 cm |
| 50 in | 127 cm |
| 100 in | 254 cm |
| 1,000 in | 2,540 cm |
Good to know
1 inch = 2.54 cm exactly; 1 cm = 10 mm; 1 m = 100 cm; 1 foot = 12 inches = 30.48 cm.