Question

What is the mathematical significance of the triangle symbol (Δ) compared to a standard black dot on a map?

• A. It marks a temporary survey flag.
• B. It shows where a forest survey ended.
• C. It represents a point verified through trigonometric networks.
• D. It indicates a lower altitude.

Answer 1

Answer:

C. It represents a point verified through trigonometric networks.

• The triangle marks a triangulation station where angles were measured to cross-verify the position and height.