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Mathematics 13 Online
OpenStudy (anonymous):

Medal for help TY :)

OpenStudy (anonymous):

OpenStudy (anonymous):

@SithsAndGiggles @TSwizzle

OpenStudy (anonymous):

@jhonyy9

jhonyy9 (jhonyy9):

so 135+45 =180 hope you know it sure what mean this when the sum of two angles is equal 180 ?

jhonyy9 (jhonyy9):

when two angles add up 180 degree so they are supplementary angles

OpenStudy (anonymous):

Sorry my computer froze

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