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OpenStudy (anonymous):
Look at the formula for the area of a circle below. A = r2 Which of the following equations can be used to solve for the radius (r)?
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OpenStudy (anonymous):
r=A/pie r=Apie^2 r=Apie
OpenStudy (mathmate):
Do you mean \[A=\pi r^2\]?
OpenStudy (mathmate):
and do you have a fourth choice?
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