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Mathematics LibreTexts

10: Right Triangle Trigonometry

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  • 10.1: Right Triangle Trigonometry
    We have previously defined the sine and cosine of an angle in terms of the coordinates of a point on the unit circle intersected by the terminal side of the angle. In this section, we will see another way to define trigonometric functions using properties of right triangles.


10: Right Triangle Trigonometry is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts.

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