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

@AlexandervonHumboldt2

OpenStudy (alexandervonhumboldt2):

and?

OpenStudy (bohotness):

If the radius of the circle above is 9 mm, what is the circumference of the circle? A. 36 mm B. 18 mm C. 9 mm D. 81 mm

OpenStudy (haichi):

9*3.14

OpenStudy (alexandervonhumboldt2):

2*3.14*9

OpenStudy (bohotness):

..........

OpenStudy (alexandervonhumboldt2):

no @Haichi 2*3.14*9

OpenStudy (haichi):

ok Forgot about the radius

OpenStudy (haichi):

soz

OpenStudy (bohotness):

lol thanks @Haichi and @AlexandervonHumboldt2

OpenStudy (bohotness):

but i am still like confused

OpenStudy (alexandervonhumboldt2):

2*3.14*r cicrumfence area: 3.14*r^2

OpenStudy (bohotness):

wait what?

OpenStudy (alexandervonhumboldt2):

?

OpenStudy (bohotness):

wait so its 18?

OpenStudy (bohotness):

If the radius of the circle above is 4 cm, what is the circumference of the circle in terms of ? A. 4 cm B. 8 cm C. 12 cm D. 16 cm

OpenStudy (bohotness):

b?

OpenStudy (alexandervonhumboldt2):

yeah

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!