cotan
- noun
- /ˈkoʊtæn/
- Specialized
- The graph of the cotan function has vertical asymptotes where the tangent is zero.
Examples
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You can use cotan to solve for unknown sides in a right triangle.
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The cotan of 45 degrees is 1.
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In trigonometry, the cotan of an angle is the ratio of the adjacent side to the opposite side.
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In trigonometry, the cotan function is crucial.
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In a right triangle, the cotan of an angle is equal to the length of the adjacent side divided by the length of the opposite side.
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To find the cotan of a 30-degree angle, you divide the length of the side next to the angle by the length of the side opposite it.
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In trigonometry, the cotan function is useful for solving problems involving right-angled triangles.
Synonyms
A number from dividing the side next to an angle by the side opposite it in a right triangle
A math function that divides the side next to an angle by the side opposite it
Surface Forms
Etymology
Cotan comes from cotangent, where co- means 'complement' and tangent is a common math word. So cotan is like the tangent of the other angle, which is why cotan is 'one divided by' the tangent and gives the ratio of the adjacent side to the opposite side.