Circumference/Diameter = pi = 3.14
C/D = pi = 3.14
The answer is 12!
Hope this helps! :D
------The answers got taken down :(------
<span>When solving a system of equations by substitution, meant by a useless result of (12=12) is no solution. The answer is letter B, the equation has no solution because it can have infinite solution. I hope the answer helps, thank you for posting your question here. </span>
