- 2067 Asar · 2 marks
Definition of trilateration term
Short answer
Trilateration is a horizontal control survey method where all sides of a chain or net of triangles are measured directly with an electromagnetic distance measurement (EDM) instrument, and the angles are then computed from the measured sides using the cosine rule, with no angle observations in the field.
Define trilateration.
Trilateration is a method of horizontal control survey in which the lengths of all the sides of a chain or net of triangles are measured directly with an EDM instrument, and the angles of the triangles are then computed from the measured sides using the cosine rule. No angles are observed in the field.
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