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Mathematics 14 Online
OpenStudy (anonymous):

what is the circumfrence of 12mm diameter

OpenStudy (anonymous):

Do you know the equation to find the circumference of a circle?

OpenStudy (anonymous):

nope

OpenStudy (anonymous):

37.68 mm

OpenStudy (anonymous):

The equation is 2(pi)r

OpenStudy (anonymous):

the radius is one half of the diamter. Therefore, the radius is 6 mm

OpenStudy (anonymous):

Plugging that into the equation gives us an answer of 12pi or around 37.70 mm

OpenStudy (anonymous):

thank you

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