12 inches in centimeters
Result
The conversion result is: 12 inches is equivalent to 30.48 centimeters.[1]
Conversion formula
How to convert 12 inches to centimeters?
We know (by definition) that: 1 in = 2.54 cm.
We can set up a proportion to solve for the number of centimeters.
1 in / 12 in = 2.54 cm / x cm
Now, we cross multiply to solve for our unknown x:
x cm = (12 in / 1 in) * 2.54 cm → x cm = 30.48 cm
Conclusion:
12 in = 30.48 cm
Conversion in the opposite direction
The inverse of the conversion factor is that 1 centimeter is equal to 0.0328083989501312 times 12 inches.
It can also be expressed as: 12 inches is equal to 1 / 0.0328083989501312 centimeters.
Approximation
An approximate numerical result would be: twelve inches is about zero centimeters, or alternatively, a centimeter is about zero point zero three times twelve inches.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.