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Used mainly for astronomy in not only Ancient Greece but the rest of time since then.
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In modern Trigonometry sine, cosine, and tangent are used but in Ancient Greece chords were used instead.
A list shows items. A timeline shows sequence.
Use Timetoast to make dates, milestones, and turning points easier to understand in a clear visual format. Timetoast is a timeline maker for work, school, research, and stories.