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cosine |
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cosineIn trigonometry, a function of an angle in a right-angled triangle found by dividing the length of the side adjacent to the angle by the length of the hypotenuse (the longest side). This function can be used to find either angles or sides in a right-angled triangle.
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| ? Mentioned in | ? References in classic literature | ||
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| Now, gentlemen cosines, will you cease to throw parabolas and hyperbolas at each other's heads? |
| Hutchinson Encyclopedia |
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