Respuesta :

AL2006
The circumference of any circle is pi times its diameter.
For this circle, that's 9 pi.

If the diameter of a circle is 9 inches, you would multiply that by 3.14 to find out about what the circumference is.

Diamater × [tex]\pi[/tex] = Circumference

9 × 3.14 = 28.26 inches.