Difference between revisions of "Law of sines"
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| − | The law of sines is a basic trigonometric law concerning the relationship between angles and sides on a triangle in a flat plane. For any triangle having angles alpha, beta and gamma and respective opposite sides of a, b and c: | + | The '''law of sines''' is a basic [[trigonometric]] law concerning the relationship between [[angles]] and sides on a [[triangle]] in a flat [[plane]]. For any triangle having angles alpha, beta and gamma and respective opposite sides of a, b and c: |
:<big><math>{\frac{a}{\sin \alpha}}={\frac{b}{\sin \beta}}={\frac{c}{\sin \gamma}}</math> | :<big><math>{\frac{a}{\sin \alpha}}={\frac{b}{\sin \beta}}={\frac{c}{\sin \gamma}}</math> | ||
Revision as of 08:43, October 5, 2007
The law of sines is a basic trigonometric law concerning the relationship between angles and sides on a triangle in a flat plane. For any triangle having angles alpha, beta and gamma and respective opposite sides of a, b and c:
- <math>{\frac{a}{\sin \alpha}}={\frac{b}{\sin \beta}}={\frac{c}{\sin \gamma}}</math>