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Fit for Photocopying printable sheet
Each member of the A paper size family is an enlargement of the others - they are all similar shapes.
Can you work out the ratio of the shorter to the longer side of a piece of A paper?
If you're not sure where to start, click below for a hint.
A sheet of A0 has an area of 1 square metre.
Can you use this fact to deduce the length and width of the different A paper sizes?
On a photocopier, approximately what percentage would you need to scale by in order to photocopy an A3 poster onto A4 paper?
Here are some challenging questions to consider:
Can you find a consistent way to define A(-1) and other negative paper sizes?
Can you find a consistent way to define A$(\frac{1}{2})$, and other fractional paper sizes?