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12 questions from this quiz
Any triangle
Two angles and one side (AAS or ASA)
asinA=bsinB=csinC\frac{a}{\sin A}=\frac{b}{\sin B}=\frac{c}{\sin C}sinAa=sinBb=sinCc
Two angles and the length of a side
Two sides and angle not included
Three sides (SSS) or SAS
a2=b2+c2−2bccosAa^2=b^2+c^2-2bc\cos Aa2=b2+c2−2bccosA
The angle between two sides
All three side lengths
sin−1\sin^{-1}sin−1
cos−1\cos^{-1}cos−1
Cosine Rule
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