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September 23, 2014

September 23, 2014

Posted by **uo** on Friday, August 15, 2014 at 9:01am.

A. 4/π

B. 2/π

C. √2/π

D. √2/π

E. 1/2π

I need help.

- math -
**Reiny**, Friday, August 15, 2014 at 9:06amside of square = 2

so perimeter of square = 4s

circumference of circle with radius r is 2πr

so ...

2πr = 4s

πr = 2s

r/s = 2/π

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