Difference between revisions of "Cosecant"
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| − | The '''cosecant''' is a [[trigonometric function]] describing the [[ratio]] of the [[hypotenuse]] to the opposite side in a [[right triangle]]. It is often abbreviated ''cosec''. | + | The '''cosecant''' is a [[trigonometric function]] describing the [[ratio]] of the [[hypotenuse]] to the opposite side in a [[right triangle]]. It is often abbreviated as ''cosec'' or ''cose''. |
<math>\csc \theta = \sec \left(\frac{\pi}{2} - \theta \right) = \frac{1}{\sin \theta}\,</math> | <math>\csc \theta = \sec \left(\frac{\pi}{2} - \theta \right) = \frac{1}{\sin \theta}\,</math> | ||
[[Category:Trigonometry]] | [[Category:Trigonometry]] | ||
Revision as of 15:33, May 3, 2010
The cosecant is a trigonometric function describing the ratio of the hypotenuse to the opposite side in a right triangle. It is often abbreviated as cosec or cose.
<math>\csc \theta = \sec \left(\frac{\pi}{2} - \theta \right) = \frac{1}{\sin \theta}\,</math>