Question

I needs help asap please help

Answer 1

12.56cm

Circumference of circle = π x Diameter of circle

4*π=12.56

Answer 2

12.566 cm

Explanation:

r= radius

d= 4cm

circumference formula= 2πr

r= 4/2= 2 cm

c= 2*π*2= 12.566 cm or 13 cm