Asked by Kimmy

The rim of the basket has a radius of 9 inches. What is the approximate circumference of the basket? Use pi equals 3.14. Explain why 3.14 is used when finding the circumference of a circles.
Answered by Kimmy
*** Explain why 3.14 is used when finding the circumference of circles.
Answered by Steve
thousands of years ago it was learned that the ratio of the circumference to the diameter of a circle is pi = 3.14159265...

This is true for all circles:

c = pi * d
or,
c = 2pi * r
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