#pc2u1

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Note: idk pythag ID is cos^2(x) + sin^2(x) = 1 —-> idk where I was gettin the pic below.

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Law of Cosines

#4 - SAS

#5 - SSS

#6 - SAS

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Types of Triangles

Special Triangles

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Law of Sines

#3 - ASS or SSA

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Practice Problems

#1 - Inverses

#2 - Sines

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2oct24

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Heron’s Formula

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Supplemental

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1oct24

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Law of Sines

Special case

Special Case #3

Area: Law of Signs

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Law of Cosines

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Misc