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The radius of Earth is about 3,980 miles. What expression can be used to find the approximate diameter of Earth?
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Feb 4, 2020
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The radius of Earth is about 3,980 miles. What expression can be used to find the approximate diameter of Earth?
Mathematics
high-school
Yale Newman
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to find the diameter, you use the formula: 2x. we use 2x because the radius is 2 times the diameter.
so, if the radius is 3,980, then we substitute that into the formula.
2(3,980)
this will give us 7960. the diameter is 7960 miles.
Govaadiyo
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Feb 10, 2020
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Govaadiyo
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