There are ten millimetres in one centimetre, so 220 mm = 22 cm.
It is: 44.3 mm Check: 44.3+44.3+15.1+15.1 = 118.8 mm
ø 21.21 mm 2.121 cm
There are different sizes: commonly around 7 mm.
21.21 mm (0.835 in) except Shield nickels (1866-1883) 20.5 mm (0.807 in)
19.05 mm
The face of a US nickel is circular so it has a diameter, not a length and width. According to the US Mint the coin is 21.2 mm in diameter and 1.95 mm thick.
19.05 mm See related link for source
what is the width of a page in mm or cm
The diameter of a nickel is 21.21 mm.
A nickel has a width/diameter of 21.21mm (2.121cm) and a thickness of 1.95mm (0.195cm).
215.9 mm
The radius of a nickel, which is a U.S. coin, is approximately 0.8 cm or 8 mm.
The area of a nickel is approximately 0.77 square inches.
US coins: Cent - 19.05 mm Nickel - 21.2 mm Dime - 17.9 mm Quarter - 24.3 mm Half - 30.1 mm Dollar (modern) - 26.5 mm
it is about 8-10 mm in width
66.633 mm