13 centimeters in millimeters

Result

The conversion result is: 13 centimeters is equivalent to 130 millimeters.^[1]

Conversion formula
How to convert 13 centimeters to millimeters?

We know (by definition) that: 1 cm = 10 mm.

We can set up a proportion to solve for the number of millimeters.

1 cm / 13 cm = 10 mm / x mm

Now, we cross multiply to solve for our unknown x:

x mm = (13 cm / 1 cm) * 10 mm → x mm = 130 mm

Conclusion:

13 cm = 130 mm

Conversion in the opposite direction

The inverse of the conversion factor is that 1 millimeter is equal to 0.00769230769230769 times 13 centimeters.

It can also be expressed as: 13 centimeters is equal to 1 / 0.00769230769230769 millimeters.

Approximation

An approximate numerical result would be: thirteen centimeters is about one hundred and thirty millimeters, or alternatively, a millimeter is about zero point zero one times thirteen centimeters.