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10 questions from this quiz
Two sides and included angle
Angle between two known sides
Area = 12bcsinA\frac{1}{2}bc \sin A21bcsinA
Two angles and one side known
Ratio of side to sine opposite angle
Two sides, non-included angle given
All three sides known
Pythagoras' theorem
Cosine rule
b2+c2−a22bc\frac{b^2 + c^2 - a^2}{2bc}2bcb2+c2−a2
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