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Mathematics 19 Online
OpenStudy (anonymous):

need help again. picture below

OpenStudy (anonymous):

|dw:1391549438756:dw| @jdoe0001

OpenStudy (anonymous):

@Makenaaa27

OpenStudy (anonymous):

Your total area should be 180 degrees. Add the numbers that you know and subtract your sum by 180. :)

OpenStudy (anonymous):

okay I wasn't sure if it would have to be 180

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