Answer :
C = (2)(pi)(r)
So in this case, the circumference is 125.6 inches
So in this case, the circumference is 125.6 inches
circumference = 2PIr
20*2*3.14 = 40*3.14 = 125.6
The answer is A. 125.6
20*2*3.14 = 40*3.14 = 125.6
The answer is A. 125.6