Connect with knowledgeable experts and enthusiasts on IDNLearn.com. Ask your questions and receive reliable, detailed answers from our dedicated community of experts.
Answer:
28
Step-by-step explanation:
Circumference = 2*pi*r
r = 1/2*diameter = 4.5
pi = 3.14
Circumference = 2*(3.14)*(4.5) = 28.26 = 28