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The time that it takes for the earth to rotate 45° is

2 Answers

4 votes
3 hours for the earth the rotate 45 degrees.
User Alea
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2 votes
45 is 1/8 of a circle so then you take the 24 hours for a full one and divide by 8 24/8=3    3 Hours for a full rotation 
User Michael Sanchez
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