Question

a ______line is a joining the places with equal heights​

Answer 1

Explanation:

In cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level.

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Answer 2

Answer:

In cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level.