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Mathematics 7 Online
OpenStudy (anonymous):

Please help! Check my answer!!! Don't just say its right for the medal!!

OpenStudy (anonymous):

jigglypuff314 (jigglypuff314):

24.4 is the diameter radius = 1/2 diameter so radius = 24.4 divided by 2 = 12.2 area of circle = pi r^2 so = (3.14) (12.2^2) = ?

jigglypuff314 (jigglypuff314):

1869.43 is incorrect

OpenStudy (anonymous):

Yes, the area is pi times the radius squared, not the diameter squared. jigglypuff314 is correct about how to solve it.

OpenStudy (anonymous):

Thank you, you guys :3

jigglypuff314 (jigglypuff314):

glad we could help :)

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