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Mathematics 16 Online
OpenStudy (anonymous):

the law of cosines reduces to the pythagorean theorem when the triangle is right. True or false.

OpenStudy (kamibug):

This is true. :) http://www.artofproblemsolving.com/Wiki/index.php/Law_of_Cosines

OpenStudy (kamibug):

\(\huge\bf\color{seagreen}{And~Welcome~to~Openstudy!~:)}\)

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