If a circles has an arc that is 72 degrees, and its length is 9 units, what is the circumference?

This is for a nova net class, so if it would be answered fast, thatd be greatly appreciated.
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1 Answer

If a circles has an arc that is 72 degrees, and its length is 9 units, what is the circumference?

72/9 = 360/c                                   360 = 360 degrees

72c = 360*9

c = 360*9/72

c = 45 units

by Level 8 User (36.8k points)

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