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cm$^2$ is used when we want to find the specific area of something. Why cm$^2$? Let's say we want to find the area of a rectangle that is $8$cm long and $7$cm wide. Normally you would just do $8\times 7=56$ and attach the cm$^2$ to the end of it.
The area equal to a square that is 1 centimeter on each side. Used for measuring small areas such as on drawings. The symbol is cm 2. Example: An A4 sheet is 29.7 cm by 21 cm, so has an area of 623.7 cm 2.
A square centimeter (cm 2) is a unit of measurement of area. 1 square centimeter is equal to the area of a square with sides that measure 1 centimeter. A square area is a measurement made up of two lengths.
The area of a square with side 1 m each is 1 m × 1 m = 1 square meter. In short, it is expressed as m 2 or sq. m. Area is a measure of any area surface, e.g., the surface of a table, the surface of your pencil box etc.
23 wrz 2018 · Square metre represents the defined unit of area i.e. a square with side length equal to 1 metre WHEREAS $m^2$ represents an arithmetical operation wherein length of $1$ metre has been multiplied with another $1$ metre length (which has nothing to do with calculation of areas).
One square centimeter is the area of a square whose sides are one centimeter each. It is a unit of the area represented by cm^2.
A square centimeter is a unit of area in the Metric System. The symbol for square centimeter is cm 2. A square centimeter is calculated as the area of a square that has 1 centimeter on each side. The International spelling for this unit is square centimetre.
