Difference between revisions of "Cotangent"
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| − | '''Cotangent''' is a [[ | + | '''Cotangent''' is a [[trigonometric function]] describing the ratio of the adjacent side to the opposite side in a [[right triangle]]. It is often abbreviated ''cotan''. |
<math>\cot \theta = \frac{\cos \theta}{\sin \theta} = \tan \left(\frac{\pi}{2} - \theta \right) = \frac{1}{\tan \theta} \,</math> | <math>\cot \theta = \frac{\cos \theta}{\sin \theta} = \tan \left(\frac{\pi}{2} - \theta \right) = \frac{1}{\tan \theta} \,</math> | ||
[[Category:Mathematics]] | [[Category:Mathematics]] | ||
Revision as of 06:39, October 22, 2008
Cotangent is a trigonometric function describing the ratio of the adjacent side to the opposite side in a right triangle. It is often abbreviated cotan.
