Trig Rules Flashcards by Chris Katsikaris

Q

Cosine rule

A

a^2 = b^2 + c^2 - 2bc cos A

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Q

Sine rule

A

a/sinA = b/sinB = c/sinC

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Q

Sine rule

A

sinA/a = sinB/b = sinC/c

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Q

Area of triangle

A

1/2 ab sin C

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