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The circumference of Earth is about 40,074 km. Find the diameter of Earth to the nearest km?

The circumference of Earth is about 40,074 km. Find the diameter of Earth to the nearest km?
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The circumference of Earth is about 40,074 km. Find the diameter of Earth to the nearest km?

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User Valerio Marzulli
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So, the radius of the Earth is 6371 km. Plug that into the formula, and you get 2 x 3.1415 x 6378.1 = 40,074.
hop this helps

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User Jshen
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C = pi x d
40074 = 3.14d
D = 12762
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User Joost
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