The Large Hadron Collider sends subatomic particles on a circular path that has a diameter of about 8.6 km. What is the approximate circumference of this path? (Use π = 3.14)

A.

27.004 km

B.

54.008 km

C.

81.012 km

D.

108.016 km

What comes into you're mind when you hear the word algebra

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