Respuesta :
Answer:
c = Circumference=pid= 81.64 To find the radius of a circle you can just divide the diameter by 2.
pi = 3.14
d = diameter=c/3.14 Pi is always 3.14 or 22/7.
d = 81.64/3.14
d = 26
r= radius= 26/2
radius=13 cm
Step-by-step explanation:
