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'A' Range
The 'A' range is the main finished trimmed size of paper used in printing and other related industries.
The series begins with A0 whose area is exactly 1 square metre and then the ratio of the sides of smaller A sizes are always 1:square root of 2
A7 105mm x 74mm
A6 148mm x 105mm
A5 210mm x 148mm
A4 297mm x 210mm
A3 420mm x 297mm
A2 594mm x 420mm
A1 841mm x 594mm
A0 1189mm x 841mm
For more information on Paper sizes - A1 841mm x 594mm talk to Severn
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