27 days 7 hours 43 minutes and 11.6 seconds
Answer:
A triangulation station, also known as a triangulation pillar, trigonometrical station, trigonometrical point, trig station, trig beacon, or trig point, and sometimes informally as a trig, is a fixed surveying station, used in geodetic surveying and other surveying projects in its vicinity.
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ANSWER: c
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This photo has facts about that info on it
C dc is in Virginia on the coast, however not part of Virginia
