Question

What's the circumference of a
circle with a radius of 2 inches?
Use 3.14 for pi

Answer 1

12.56

Explanation:

Since the equation is 2r x pi you would go 2 x 2 and get 4, then multiply 4 by 3.14 as pi. (4)(3.14)=12.56

Answer 2

C=2 πr
C=2x3.14x2
C=12.56 inches