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Mathematics 10 Online
OpenStudy (dallaslifebaby01):

Find the circumference of the following circle. (Use 3.14 for π.) drawing in the comments

OpenStudy (dallaslifebaby01):

|dw:1437871014331:dw|

OpenStudy (astrophysics):

\[C = 2\pi r\]

OpenStudy (astrophysics):

What is the diameter they gave you?

OpenStudy (dallaslifebaby01):

all they gave me is a picture the one i drew

OpenStudy (astrophysics):

You were given no dimensions at all?

OpenStudy (astrophysics):

Check again

OpenStudy (dallaslifebaby01):

it only has the circle and the 5 inches

OpenStudy (astrophysics):

Oh so it has 5 inches as the diameter, sorry the image didn't show 5 inches for me.

OpenStudy (astrophysics):

So you need to find the radius \[r = \frac{ d }{ 2 }\]

OpenStudy (dallaslifebaby01):

so would i divide 5 by 2?

OpenStudy (astrophysics):

Yes, exactly

OpenStudy (astrophysics):

Because that's the diameter, the radius is half of a the diameter, |dw:1437871404552:dw|

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