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OpenStudy (anonymous):
What is the approximate circumference of a circle with a radius of 40 inches? Use π ≈ 3.14. A. 125.6 inches B. 251.2 inches C. 502.4 inches D. 5024 inches
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jagr2713 (jagr2713):
The formula for circumference of circle is\[C=2\pi r\]
jagr2713 (jagr2713):
Whats the Radius for the formula
OpenStudy (anonymous):
B?
jagr2713 (jagr2713):
Correct but how did u get it?
jagr2713 (jagr2713):
You there @Sarada
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OpenStudy (anonymous):
i did the math
OpenStudy (anonymous):
by using your formula
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