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Mathematics 20 Online
OpenStudy (anonymous):

Kinda easy i think it's B , but don't ask me why. x)

OpenStudy (anonymous):

OpenStudy (paxpolaris):

keep going forward

OpenStudy (paxpolaris):

it already says 1+2=180 and 2+3=180 ... two steps back

OpenStudy (anonymous):

ok so then it's the last answer?

OpenStudy (paxpolaris):

yes... 1+2 = 2+3 then \(subtract\) angle 2 from both sides

OpenStudy (anonymous):

Ok thank you very much

OpenStudy (anonymous):

why the "yes....." arn't you proud? hahah jks thanks again!

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