How Many Inches is 21 cm?
Inches and cm are base units of length in the metric system
Answer: 21 cm is equal to 8.26 inch
The imperial unit of length is an inch, and the standard unit of length is centimeter.
Inch is bigger than a centimeter.
One inch is equal to 2.54 cms.
Using the calculator, we can thus calculate 21 cms divided by 2.54.