Respuesta :

Answer:

15.71 cm

Step-by-step explanation:

circumference is [tex]\pi[/tex]d

diameter is 2r

radius = 2.5 cm so the diameter is 2.5*2 = 5 cm

circumference = [tex]\pi[/tex] (5) -> 15.707

rounded to the nearest hundredth is 15.71 cm