Ask your own question, for FREE!
Mathematics 9 Online
OpenStudy (anonymous):

Find the exact area of a circle having the given circumference. 8pi so i got this question wrong i had goteen 25.15

OpenStudy (anonymous):

C = 2pi * r Solve for r and then use that value and substitute it into the area formula A = pi*r^2

OpenStudy (anonymous):

Did you get a value for r?

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!
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!