If a circle has a circumference of about 12.56 cm, what would we do to determine the radius? Use 3.14 as “pi”.

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If a circle has a circumference of about 12.56 cm, what would we do to determine the radius? Use 3.14 as “pi”.

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Đan Thu 5 years 2021-07-25T14:05:50+00:00 1 Answers 15 views 0

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  1. minhkhang
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    2021-07-25T14:07:25+00:00
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    We are told that the circle’s circumference is 12.56 cm. So, to find it’s diameter, we have to divide 12.56 by 3.1416.

    The answer is approximately 3.9979 which is VERY close to 4, so we can say that the diameter of the circle is approximately 4 cm.

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