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The mean radius of Earth is 6,371.0 kilometers and the mean radius of Earth's Moon is 1,737.5 kilometers. What is the approximate difference in the mean circumferences, in kilometers, of Earth and Earth's Moon? Round your answer to the nearest tenth of a kilometer.

A. 40,030.2
B. 29,113.1
C. 14,556.6
D. 10,917.0

User Chrispy
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1 Answer

4 votes
B. 29113.1 just use the formulas C=2pi(r)
User Josh Curren
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