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Mathematics 15 Online
OpenStudy (chunkymonkay):

Need help on some questions.

OpenStudy (chunkymonkay):

OpenStudy (chunkymonkay):

@hartnn

OpenStudy (triciaal):

<2 = <1 <1 = 180-65 straight line sum of angles = 180

OpenStudy (chunkymonkay):

so its 180?

OpenStudy (triciaal):

|dw:1426481740564:dw|

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