Law of Cosines and Area
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7 Terms
1
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A
a^2=b^2+c^2-2bccosA
2
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B
b^2=a^2+c^2-2accosB
3
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C
c^2=a^2+b^2-2abcosC
4
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Triangles that use LOC
SAS SSS
5
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Area w/ angle A
A=1/2bcsinA
6
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Area w/ angle C
A=1/2absinC
7
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Area w/ angle B
A=1/2acsinB