### What is 12 x 18 inches in cm?

You can't obtain the value in cm if we have 12 inches by 18 inches. Otherwise, if you are multiplying 12 by 18 inches, then you can get the value in cm. That is: 12 * 18 in = 216 in Then, since 2.54 cm ≈ 1 in., we have 216 in ≈ 548.6 cm. _______________________________________________________ 1 inch = 2.54 cm 12 x 18 inch = (12 x 2.54) x (18 x 2.54) sq cm