How can you say contour lines and mean sea level are useful to us
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Answer:
Contour line,is a line on a map representing an imaginary line on the land surface, all points of which are at the same elevation above a datum plane, usually mean sea level.
Answered by
22
Explanation:
Contour line,is a line on a map representing an imaginary line on the land surface, all points of which are at the same elevation above a datum plane, usually mean sea level.
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