Question

What is the circumference

Answer 1

1/4

Explanation:

2×3.14×2=12.56

2×3.14×8=50.24

12.56/50.24=0.25=1/4

Answer 2

1/4

Explanation:

Circumference of circle A is

C = 2 * pi *r = 2 * pi * 2

Circumference of circle B is

C = 2 * pi *r = 2 * pi * 8

Taking the ratio

2 * pi * 2

---------------

2 * pi * 8

Canceling like terms

2/8

1/4