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The Trigonometric Circle: where Pythagoras meets Thales

The Trigonometric Circle: where Pythagoras meets Thales

by Jean Barbet | Oct 25, 2020 | Geometry, Non classé, Trigonometry

The trigonometric circle allows us to define the cosine, sine and tangent of an oriented angle, and to give an interpretation through Thales’ and Pythagoras’ theorems. Introduction: trigonometry and functions Trigonometry is the study of the relationships...

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