Chuckywilson Chuckywilson

06-04-2016
Mathematics

contestada

How do i find the circumference of a circle? If I use a 3 as an estimate of pie and the circle is 10 mm across

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HunterGirl HunterGirl

06-04-2016

If you're using pie it would be

2*[tex] \pi [/tex]*5 because the radius is half of the diameter.

But since you're using three it's

2*3*5

If it helps remember: Twinkle twinkle little star, circumference equals 2 pi r

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good job