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Mathematics 20 Online
OpenStudy (anonymous):

HELP!!!! SEE ATTACH FILE

OpenStudy (anonymous):

OpenStudy (nikato):

I don't think u have to use theta. A triangle =180 degrees. Let missing angle=x So 80+50+x=180 130+x=180 -130. -130 ---------------- x=?

OpenStudy (anonymous):

X=50 THANKS

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