Eight inches is 26.66667 centimeters. (3 inches = 10/0cm, 3 inches = 7.62cm)

1 m =3 feet =30 inches = 100 cm.

So 8 inches =26.6666667 centimeters.

If it is 3 inches =3×2.54 cm =7.62 cm.

Extended data:

The conversion between inches and centimeters is: 1 inch =310cm, and 3 inches = 10/0cm.

The English symbol of centimeter is abbreviated as: cm., 1 cm =1100 meters. 1cm (cm) = 10mm (mm) =0. 1dm (decimeter) =0.0 1m (meter).

The international system of units has chosen seven independent quantities as basic quantities, and the first one is length. Its base unit name is meter, the symbol is m, and centimeter is not an international unit.

"metre" (Metre), the basic unit of length in the International System of Units, with the symbol m. It can be used to measure length, width and height.

The definition of "meter" originated in France. The length of 1 meter was originally defined as one ten thousandth of the distance from the equator of the earth to the north pole on the meridian passing through Paris, and then the international rice primitive was determined. With the deepening of people's understanding of metrology, the definition of the length of meter has been revised several times.

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