A centimeter is about the width of a fingernail
The estimating unit of measure for the width of a fingernail is typically in millimeters (mm) or centimeters (cm). Some may also use inches (in) as a measurement unit, but millimeters are the most commonly used unit for the width of a fingernail.
Millimetres.
The metric unit used for measuring the width of a fingernail is usually millimeters (mm).
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The width of a fingernail is typically around 1 to 2 millimeters.
about 1 centimeter
about the width of the tip of your fore finger, depending on how wide your fingers are.
Millimeters
centimeters
Mm
The width of a little fingernail typically ranges from about 1.5 to 2.5 centimeters (0.6 to 1 inch), depending on the individual. Factors such as genetics, age, and overall hand size can influence the exact measurement. Generally, little fingernails are narrower compared to other fingers' nails.
appropriate unit to measure the width of a textbook = ce ntimeters