Conversion result
18 in = 45.72 cm
How the conversion works
Converting from inches to centimeters uses this relationship:
cm = in × 2.54
Plugging in 18 in gives 45.72 cm. Adjust the value in the calculator above if you need a different amount.
When people convert inches
This length conversion shows up in recipes, fitness tracking, travel, shopping, and school homework. Bookmark nearby values from the related list, or open the full unit converter for more unit pairs.