Ask your own question, for FREE!
Mathematics 8 Online
OpenStudy (anonymous):

find the circumference of a circle who's area is 400pie^2

OpenStudy (anonymous):

Area = pir^2 so: 400pie^2 =pie r^2 400pie=r^2 r=sqrt 400pie

OpenStudy (anonymous):

circumference = pi*d=pi*2r=pi"2sqrt 400pie

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
2 days ago 7 Replies 1 Medal
Arriyanalol: CONGRATS to me
2 days 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!