A Series Paper Size Areas – A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10

Given below is a table that provides a number of availability of options to the customers as they scroll it down. Customers just have to select the respective size of the paper that they want by scrolling the drop box. Also, the user can select the default dimension unit that they require. Once you choose the following two points, the table automatically displays the corresponding A series paper sizes.

A Paper Size Areas – Quick Lookup

The area of an A0 series size of paper is one square meter. The mathematical formulae for the calculation of the area of A series type of paper are 1/2*2 square meter.

Size Unit Area

in is

Listed below is a table which lists all the theoretical values of areas for the A series paper sizes. It lists theoretical values of areas for the series of sizes starting from A0-A10.

SizeTheoretical Area (sq m)Actual Area (sq m)Difference (sq m)Difference (%)

Formal Definition (A Series)

The actual definition of the A Series paper sizes according to the ISO 216 standards is as follows:

  • The ratio of length divided by width equals to 1.414.
  • The display the approx standard length and width of each size of paper in the nearest of a millimeter.
  • The approx size A0 is to have an area of 1 square meter.
  • We define each size A(n) as A(n-1) which is cut in half, parallel to the other shorter sides.

The A series paper sizes have now become an integral part of the international usage of papers. People use the A series of paper thoroughly in almost all parts of the world. However, the US, Canada and some other parts of Mexico tend to stay away from it. The A4 size has become a standard business letter size in all those countries that speak the English language like New Zealand, Australia, and the UK.

Do let us know in case you want to learn more about other paper series sizes or area dimensions. We would gladly help you out.

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