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Chords
Weblog on Physics: Chords in trigonometry
Chords
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![Ptolemyʼs table of chords [20]. | Download Scientific Diagram](https://www.researchgate.net/profile/Stefano-Buscherini/publication/216420998/figure/fig2/AS:394123409412100@1470977751305/Ptolemys-table-of-chords-20_Q320.jpg "Ptolemyʼs table of chords [20]. | Download Scientific Diagram")
Ptolemyʼs table of chords [20]. | Download Scientific Diagram
