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the perimeter of earth is about 25000 miles. if you could dig a tunnel to the center of the earth how long would the tunnel be. round to the nearest 10th

 Apr 8, 2020
 #1
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The radius of Earth’s equator, and the length of the tunnel, is about 3978.9 miles.

 Apr 8, 2020
 #2
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If the circumference of Earth is 25000 miles, that makes the diameter 25000/ pi= 7957.74 miles. This makes the radius 3978.9 miles.

 

Hope it helps!

 Apr 8, 2020

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