What is a baseline in triangulation?

A known horizontal distance between two points.

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  1. A known horizontal distance between two points ✔
  2. A line painted on a road
  3. The tallest point in the survey

Why: A surveyor first needs the known horizontal distance between two objects, called the baseline.

Huh, didn't know that: A surveyor first needs the known horizontal distance between two objects, called the baseline.

The dad joke
The baseline is the foundation of the whole triangle.
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References

Answer: A known horizontal distance between two points. A surveyor first needs the known horizontal distance between two objects, called the baseline.

  1. Surveying en.wikipedia.org/wiki/Surveying
    A surveyor first needs to know the horizontal distance between two of the objects, known as the baseline.
    Checked 2026-11-07.

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