Answer:
12π, option C is correct.
- Using a shorter form of pi, the first step is to assign the default value for every circumference-radius problem. The r is the same value as radius, so in this case, that would be 6 m.
- Next, split this value into an equation, breaking down all 3 parts.
- Using the short form of pi, if you multiply all 3 numbers, your answer rounds to 37.68 m(Which is not on-the-nose, just an estimate that is extremely close to the real number).
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With the previous information, your answer is C.
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What have we learned?
We learned what a problem using radius-to-circumference looks like, and how to solve it using 3.14 for pi.
Questions related to the topic? Ask me in the comments box.