File:Equilateral chord.svg
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Summary
The earliest trigonometry was based on chords of a circle.
A chord of length equal to the radius made a natural base quantity for measuring angles. Using the standard Babylonian sexagesimal divisions, one sixtieth of this defined a degree; while six su
| Description | Equilateral chord of a circle |
| Date | 10 October 2007 |
| Source | Own work using Inkscape |
| Author | Jheald |
Licensing
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I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
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