Respuesta :

dshinners
I am not positive but i think that its the last one.  Any one else???
col08
In this problem, it is asking you to find the circumference of the circle. The equation to the circumference of a circle is: Circumference=2πr. 
The radius is the length of the leash: 12
The equation you would have to follow is: C=2π(12) or C=2(3.14)(12)
The correct answer is: A.)74.5 feet.
Ella walked 74.5 feet