The radius of one circle is 6 cm, the radius of the other circle is 2 cm. How many times is the first circle longer than the second?
| April 1, 2021 | education
Since the circumference of a circle is directly proportional to its radius L = 2пr, and 2п are constants, we find out from the ratio of the radii how many times the first circle is longer than the second:
6: 2 = 3.
Answer: 3 times.
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