Question

how are contour lines useful ??​

Answer 1

Answer:

Contours are imaginary lines that join points of equal altitude above the same reference level, the sea level in most cases. The purpose of contour lines is to represent the tridimensional shape of the terrestrial surface on a bidimensional map.

Answer 2

Answer:

Contours are imaginary lines that join Points of equal altitude above the same reference level in most cases. The purpose of Contour lines is to represent the tridimensional shape of the terrestrial surface on a bidimensional Map.

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