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Earths circumference is approximately 25,000 miles. If you could dig a tunnel to the center of earth, how long will the title be? Round to the nearest 10th mile.

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iguanamiyagi

Answer:

r ≈ 3,980 miles

Step-by-step explanation:

C = 2 r π

C = 25,000

r = C / (2π) = 25,000 / (2π)

r = 3,978.87357678

r ≈ 3,980 miles

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