Question

What is a longitude?
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Answer 1

Answer:

Measured also in degrees, minutes, and seconds, longitude is the amount of arc created by drawing first a line from the Earth's centre to the intersection of the Equator and the prime meridian and then another line from the Earth's centre to any point elsewhere on the Equator.

Answer 2

Answer:

the angular distance of a place east or west of the Greenwich meridian, or west of the standard meridian of a celestial object, usually expressed in degrees and minutes.

Explanation:

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