Image:Equilateral chord.svg
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Equilateral_chord.svg (SVG file, nominally 400 × 360 pixels, file size: 4 KB)
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[edit] 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 such chords completed the full circle.
| Description |
Equilateral chord of a circle |
|---|---|
| Source |
Own work using Inkscape |
| Date |
2007-10-10 |
| Author | |
| Permission (Reusing this image) |
see below |
[edit] Licensing
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 13:09, 10 October 2007 | 400×360 (4 KB) | Jheald | ({{Information |Description=Equilateral chord of a circle |Source=Own work using Inkscape |Date=2007-10-10 |Author= Jheald }} ) |
