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OpenStudy (anonymous):
help!?! one question!
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OpenStudy (anonymous):
twins ?
OpenStudy (anonymous):
@Luis_Rivera I know!
OpenStudy (anonymous):
can you help me
OpenStudy (anonymous):
lol
OpenStudy (anonymous):
@jim_thompson5910 @radar
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jimthompson5910 (jim_thompson5910):
solve 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
OpenStudy (anonymous):
Just substitute
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