Comparison table of cake box size: What are the 8-inch and 12-inch square boxes?

8 inches equals 26.6666667 centimeters. (3 inches = 10/0cm, 3 inches = 7.62cm)

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

So 8 inches =26.6666667 cm.

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

Extended data:

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

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

The International Metrology Conference (CGPM) revised their definitions. From May 20th, 20 19, the definition of meter was updated as follows: when the speed of light C in air is expressed by m/s, a fixed value of 299792458 was selected to define meter. Where the second is defined by the frequency Δ ν cs of cesium. On May 20th, 1875, the French government came forward.

Government representatives from 20 countries held a meeting, formally signed the metric convention, and recognized the metric system as an international unit of measurement. At the same time, it was decided to establish the International Metrology Committee and the International Bureau of Metrology. As of June 1985 and June 10, the metric convention has 47 members.

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