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OpenStudy (anonymous):
The area of a circle is 121pi^2 Find the radius of the circle
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OpenStudy (anonymous):
\[121\pi ^{2}\] this is what the area looks like
OpenStudy (anonymous):
A = Pi x r^2
OpenStudy (anonymous):
r≈6.21
OpenStudy (anonymous):
what formula did you use?
OpenStudy (anonymous):
r=Aπ square root
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OpenStudy (anonymous):
Thank you
OpenStudy (anonymous):
okay
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