Ask your own question, for FREE!
Mathematics 12 Online
OpenStudy (anonymous):

The measure of each exterior angle of a regular polygon is 40°. How many sides does the polygon have? 12 18 20 9

OpenStudy (anonymous):

cmo i know u guys are smart plz help lol

OpenStudy (anonymous):

40 +y - 40 = 180 -40 y = 140 (sum of interior angles) use polygon formula : y=180*(n-2)/n plug in y 140=180-(360/n) -40=-360/n 40=360/n n(40)=(360/n)n 40n=360 n=9

OpenStudy (anonymous):

:)

OpenStudy (anonymous):

have i ever told you how amazinggg you are!!! i hope u like gold!!!

OpenStudy (anonymous):

hahaaha :) thanks. and why yes, i ♥ gold

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
Arriyanalol: i need help
22 hours ago 7 Replies 1 Medal
Arriyanalol: CONGRATS to me
1 day ago 8 Replies 2 Medals
Legomaster346: What colleges are good that are near Arab Alabama?
1 week ago 5 Replies 0 Medals
Arriyanalol: i need help
1 week ago 6 Replies 2 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!