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Mathematics 8 Online
OpenStudy (anonymous):

Easy question!

OpenStudy (anonymous):

How to find the area of a circle with a diameter of 20?

OpenStudy (kkutie7):

Area of a circle =pi*r^2

OpenStudy (anonymous):

is r^2 dividing?

OpenStudy (kkutie7):

Umm no. A=pi*r^2. r=20/2. r=10 10^2=100. A=pi*100

OpenStudy (anonymous):

okay

OpenStudy (kkutie7):

Do you get it?

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

I can do it now. Thanks

OpenStudy (kkutie7):

Good :). No problem

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