Respuesta :

Answer

16cm

Step-by-step explanation:

C=2 times pi times r

r=2.5

diameter=5

answer=15.71

15.71 rounds up to 16

Answer:

16 cm

Step-by-step explanation:

C = 2πR

pie - 3.14

3.14*2.5^2

2.5^2= 6.25

6.25*3.14=15.70796

round up