Flag Trigonometry> Whats the cosine rule....
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Whats the cosine rule.

Arushi Singh , 11 Years ago
Grade 12
anser 1 Answers
Arun Kumar

Last Activity: 11 Years ago

Hello Student,
\\c^2=a^2+b^2-2abcosC \\b^2=c^2+a^2-2accosB \\a^2=b^2+c^2-2cbcosA
Thanks & Regards
Arun Kumar
Btech, IIT Delhi
Askiitians Faculty
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