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Meridian (geography)
see also Degree
starting point of all meridians of longitude
aids in measuring meridians
and compass readings
and intervals in tides
important meridians
representation on maps
role in finding specific locations on maps
role in geodetic surveying
specific meridians
surveyors
use in calculating time
Degree
Degree, in trigonometry, arc equaling 1/360 of the circumference of a circle, or the central angle subtended by such an arc. The degree is the common...
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