The formula is simply this: C = πd where C is the circumference, pi is equal to 3.1416 and d is the diameter which equal to twice the radius. We use this equation to calculate for radius. We do as follows:
C = πd 36π = πd d = 36
d = 2r 36 = 2r r = 18 cm <OPTION A
Answer from: Quest
i dont know sorry
step-by-step explanation:
Answer from: Quest
36
step-by-step explanation:
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