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Mathematics 21 Online
OpenStudy (anonymous):

What is the measure of each angle in a regular 12-gon?

OpenStudy (anonymous):

360 / 12 = 30 (exterior) 180 -30 = 150 (interior)

OpenStudy (anonymous):

what if the choices are 140 150 152 180

OpenStudy (anonymous):

150 would probably be your best answer

OpenStudy (anonymous):

thank you!

OpenStudy (anonymous):

no problem

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