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Mathematics 18 Online
OpenStudy (anonymous):

@ritez help me plez

OpenStudy (anonymous):

OpenStudy (anonymous):

the frist one you take (6-2)*180 which is (4)*180 720 720/6 6 is #'s of the side

OpenStudy (anonymous):

you do same thing and for the second one

OpenStudy (anonymous):

thnks @begzat

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