1 cm = 10 mm
It is 1/100 of a meter. The actual length of a meter was originally meant to be one ten millionth of the distance between the Equator and the North Pole. It is now defined in terms of the speed of light.
2.54 cm = 1 inch
1 cm = 0.394 in
A mm is 1/10 of a cm
1 inch = 25.4 mm
about 0.55 inch
Very roughly, that's 1/4th of an inch by 1/7th of an inch.
11mm is about 0.43 inch, or very close to 7/16 inch.
25.4 mm in an inch
one inch is 25.4 mm one foot is 12 inches one foot is 12 x 2.54 = 304,8 mm
3 mm is about an eighth of an inch; 7 mm is a bit more than a quarter inch.
2.6 mm = 0.102 inch 4.5 mm = 0.177 inch
Approximately one half inch. (25.4 mm to the inch)
1 in = 25.4 mm (exactly).
about 0.55 inch
There are 2.54 cm in an inch.
1 inch = 25.4 mm 5 mm ~ 0.2 inch
19 mm = 1.9 cm which is about 3/4 of an inch
A tiny bit more than one inch, which is exactly 25.4 mm.
Well 1 inch is 25.4 mm, so it's roughly 1 inch by 1 inch.
6mm is a quarter inch.
A 7 mm diameter circle is the equivalent of a circle with a 0.275-inch diameter.