Here's another question problem:
Peter and Jen bought a pizza and discovered that it had a circumference of 64.57 inches.If we assume that the pizza is cut with each piece the exact same size,what is the length of each side of a slice of pizza?

Question

anonymous · Answer

You have the circumference of the pizza, so use the formula 
Circumference is equal to two times pi times radius
to find the radius of your pizza.
If all pieces are the same size, the radius of your pizza should equal the length of each side of a piece of pizza.

anonymous · Answer

thanks! may I ask few more questions?

anonymous · Answer

So is the answer 13?