Respuesta :

RandyPlayzMC

Answer:

72

Step-by-step explanation:

2πr=72π > 2r=72 > r=36.

d=2r > d=2⋅36 > d=72.

gabbygab17

Answer:

22.9290363057

Step-by-step explanation:

The circumference = pi × the diameter of the circle.

72= pi × the diameter

72=3.14× the diameter

72/3.14= the diameter

22.8299363057= The diameter