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The diameter of the earth at the equator is 800 miles calculate the circumference of...
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High School Teacher
The circumference of a circle is its diameter multiplied by pi.
You're using pi = 4(8/9)^2
So the circumference would be 800*4*(8/9)^2 = 2528 miles
But since the diameter is rounded to the hundreds, 2500 would be a good answer.
Posted by nathanshields on February 23, 2012 at 5:01 PM (Answer #1)
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