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Mathematics 20 Online
OpenStudy (anonymous):

http://prntscr.com/aoxceb help and tell me the steps plz

OpenStudy (anonymous):

plz tell me the steps

OpenStudy (knov):

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OpenStudy (anonymous):

is that the first step?

OpenStudy (knov):

it's a formula to find out the area of circle

OpenStudy (knov):

in your question what is pi equals ?

OpenStudy (knov):

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OpenStudy (knov):

i assume you know it already.

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