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OpenStudy (anonymous):
What is the circumference of a circle with an area of 49pi in2
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OpenStudy (amistre64):
2pi sqrt(49) i think
OpenStudy (amistre64):
49pi = pi r^2 49 = r^2 sqrt(49) = r .... yep
OpenStudy (anonymous):
24.5 pi inches 14 pi inches 7 pi inches 3.5 piinches
OpenStudy (anonymous):
those r my choices
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