Answer: C=22
Step-by-step explanation:
sing the formulas
A=πr2
C=2πr
Solving forC
C=2πA=2·π·38.5≈21.99557
Answer
117.95 m
Step-by-step explanation:
First, you divide C by 3.14
then divide that by "2"
after you square it (multiply it by itself)
then last you multiply by 3.14
ex.