Editing 2322: ISO Paper Size Golden Spiral

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| title    = ISO Paper Size Golden Spiral
 
| title    = ISO Paper Size Golden Spiral
 
| image    = iso_paper_size_golden_spiral.png
 
| image    = iso_paper_size_golden_spiral.png
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| titletext = The ISO 216 standard ratio is cos(45Β°), but American letter paper is 8.5x11 because it uses radians, and 8.5/11 = pi/4.
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| titletext = The ISO 216 standard ratio is cos(45Β°), but American letter paper is 8.5x11 because it uses radians, and 11/8.5 = pi/4.
 
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