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OpenStudy (anonymous):
What is the approximate circumference of a circle with a radius of 30 inches? Use π ≈ 3.14. A. 188.4 inches B. 62.8 inches C. 94.2 inches D. 47.1 inches
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Vocaloid (vocaloid):
circumference = 2*pi*r, where r is the radius of the circle
OpenStudy (anonymous):
so is it B?
OpenStudy (anonymous):
nvm its A
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