Difference between revisions of "Law of Tangents"
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| − | + | The '''Law of Tangents''' states that for any <math>a</math> and <math>b</math> such that <math>\tan a,\tan b \subset \mathbb{R}</math>, | |
<math>\frac{a-b}{a+b}=\frac{\tan(a-b)}{\tan(a+b)}</math> | <math>\frac{a-b}{a+b}=\frac{\tan(a-b)}{\tan(a+b)}</math> | ||
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* [[Trigonometry]] | * [[Trigonometry]] | ||
* [[Trigonometric identities]] | * [[Trigonometric identities]] | ||
| + | * [[Law of Sines]] | ||
| + | * [[Law of Cosines]] | ||
| + | |||
| + | [[Category:Trigonometry]] | ||
Revision as of 16:52, 7 October 2007
This article is a stub. Help us out by expanding it.
The Law of Tangents states that for any 
and 
such that 
,
