Difference between revisions of "User:Temperal/The Problem Solver's Resource1"
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<math>\frac{a}{\sin A}=\frac{b}{\sin B}=\frac{c}{\sin C}=2R</math> | <math>\frac{a}{\sin A}=\frac{b}{\sin B}=\frac{c}{\sin C}=2R</math> | ||
− | ====Law of Tangents=== | + | ====Law of Tangents==== |
For any <math>a</math> and <math>b</math> such that <math>\tan a,\tan b \subset \mathbb{R}</math>, | For any <math>a</math> and <math>b</math> such that <math>\tan a,\tan b \subset \mathbb{R}</math>, |
Revision as of 17:22, 9 October 2007
Trigonometric FormulasNote that all measurements are in degrees, not radians. Basic Facts
Terminology
Also:
Sum of Angle Formulas
Pythagorean identities
for all Other FormulasLaw of CosinesIn a triangle with sides
and: Law of Sines
Law of TangentsFor any Area of a TriangleThe area of a triangle can be found by
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