SOLUTION: The circumference of a circle is about 31.4 meters. The radius of the circle is about what?

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Question 185889: The circumference of a circle is about 31.4 meters. The radius of the circle is about what?
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
The circumference of a circle is about 31.4 meters. The radius of the circle is about what?
.
Since:
circumference = 2(pi)r
where
r is radius
pi is 3.14
.
31.4 = 2(3.14)r
15.7 = (3.14)r
5 meters = r