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Find the circumference of each circle given its radius or diameter. (Round your answers to two decimal places.)

 

 

10 cm _____62.83  cm 

 

I got the answer "62.83 cm" but it's actually wrong. I calculate it can someone help. 

 Sep 3, 2018
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10 is the circles DIAMETER, not radius.

So it's just \(10*\pi\)

.
 Sep 3, 2018

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