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OpenStudy (anonymous):
circle with a diameter of 4, what is the circumference
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OpenStudy (anonymous):
2*(pi)*4=8(pi)
OpenStudy (diyadiya):
Circumference = \(2 \times \pi \times radius \) \[radius = \frac{diameter}{2} \]
OpenStudy (anonymous):
srry 2*(pi)*2=4(pi)
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