Respuesta :

Bugsy1812
56.55 ok ok ok ok ok it made me add on letters
CuteCittens

Answer:

56.54866776

Step-by-step explanation:

To find the circumference multiply the diameter of the circle with π (pi) or multiply the radius 2x with pi (π=3.14).

So18x π= 56.54866776

Hope this helps ^-^

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