What is the circumference of the earth?

Answer 1

#+-40000km#

Since the earth may be approximated as a circular spherical structure, we may use its average radius (obtainable from data sheets) to approximate its circumference by using the formula #C=2pir~~2pi(6.376xx10^6m)~~40xx10^6m#.

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Answer 2

Nova Adams

The circumference of the Earth at the equator is approximately 40,075 kilometers (24,901 miles).

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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