a series paper sizes

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The A series paper sizes are defined in ISO 216 by the following requirements:The length divided by the width is 1.4142The A0 size has an area of 1 square metre.Each subsequent size A (n) is defined as A (n-1) cut in half parallel to its shorter sides.The standard length and width of each size is rounded to the nearest millimetre.

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It consists of a logical set of paper sizes that are defined by the International Standard for paper sizes ISO 216. In fact, you鈥檝e most likely used an A series size paper many times, perhaps without realizing it.

These include A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10. Standard Dimensions or Length and Width of Paper in A Series in unit of measurements in mm (millimeter), cm (centimeter), and inch (inches).

The A-series consists of a logical set of paper sizes that are defined by the ISO 216 standard. The largest size ( A0) measures one square meter. The height/width ratio remains constant (1:1.41) for all sizes. This means you get the A1 size by folding an A0 paper in two along its shortest side.

The base A0 size of paper is defined as having an area of 1 m2 and a dimension ratio of 1 to 鈭?. Successive paper sizes in the series A1, A2, A3, and so forth, are defined by halving the preceding paper size across the larger dimension.