Respuesta :
I hope this helps you
r=45/2
Circumference=2pi.r
Circumference=2.pi.45/2
Circumference=45pi
r=45/2
Circumference=2pi.r
Circumference=2.pi.45/2
Circumference=45pi
Answer:
141.4
Step-by-step explanation:
Rounded to the nearest decimal point