c = 2(3.14)(radius)
c = 2(3.14)(3)
<em>multiply all those numbers together to get your circumference.</em>
c = 18.84.
A mixed number is a number with a fraction, like: 2 3/4ths for instance.
Take 83/30 and find what you have left:
30 goes into 83 two times, giving you 60. This leaves you with:
2 23/30 as an answer.
I hope this helps, have a great rest of your day! ^ ^
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The first one is finding the square root of things I believe and I'm not sure about the second one sorry
According to math websites it is 4 i