SOLUTION: 5. A circular track has an inner circumference of 220 m.If the width of the track is 3.5 m,find the outer circumference.

Algebra ->  Circles -> SOLUTION: 5. A circular track has an inner circumference of 220 m.If the width of the track is 3.5 m,find the outer circumference.       Log On


   



Question 810713: 5. A circular track has an inner circumference of 220 m.If the width of the track is 3.5 m,find the outer circumference.
Answer by Alan3354(69443) About Me  (Show Source):
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A circular track has an inner circumference of 220 m.If the width of the track is 3.5 m,find the outer circumference.
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The ID = 220/pi
The OD = 220/pi + 7
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The OC = pi*(220/pi + 7)
OC = 220 + 7pi m