Question

If the diameter of a circle with a circumference of 12.6 mm is divided by 2, what is the circumference of the new circle?

1) 6.3 mm

2) 38.62 mm

3) 25.2 mm

4) 50.4 mm

Answer 1

12.6/2=6.3 is the answer hope it is helpful

Answer 2

4) 50.4
It makes the most sense to me