Respuesta :

Answer:

25.1cm

Step-by-step explanation:

since circumference =[tex]\pi[/tex]d and d=2r

c=[tex]\pi[/tex](2*4)

c=8[tex]\pi[/tex]

c=25.132741229

c=25.1cm

callmeSyed

Answer:

90.8

Step-by-step explanation:

cercumference=πD

r=2×D

C=2πr

c=2×π×4

π=22/7 or 3.14 so,

C=90.8