Respuesta :

Jennnyyy
To find cirfumfrence we use the formula C = [tex]2 \pi r[/tex]
Soooo
[tex] \pi [/tex] = 3.14
r = 40 inches
So now we plug it in :P
C = 2 x 3.14 x 40 = 251.2 
answer = B.) 251.2 inches