Law of Cosines Formulas
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5 Terms
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Law of Cosines
c²=a²+b²-2abcosC
2
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Law of Sines
sinA∕a = sinB∕b = sinC∕c
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SAS Area
K=½absinC
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SSS Area
K=√s(s-a)(s-b)(s-c) where s=a+b+c÷2
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ASA Area
K= a²sinBsinC∕2sinA
Note 
Flashcards (51)