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lala2
 2 years ago
help!?! one question!
lala2
 2 years ago
help!?! one question!

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jim_thompson5910
 2 years ago
Best ResponseYou've already chosen the best response.0solve for x c^2 = a^2 + b^2  2ab*cos(C) 165^2 = 83^2 + 111^2  2*83*111*cos(x) once you have x, evaluate 180  x
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