desstannyalfaro desstannyalfaro
  • 25-01-2017
  • Mathematics
contestada

What reference angle in the first quadrant corresponds to =–120? Answer in radians.

Respuesta :

william2007
william2007 william2007
  • 25-01-2017
If you know that pu radians is 180 degrees, then all you need to do is take 180-(-120)=300. To 360, you get the terminal angle to be 60. 60/180=1/3, so the answer is 1/3pi radians
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