Question

Understand how to draw the counter line

Answer 1

Answer:

Contour lines are of three different kinds. They are the Index lines, Intermediate lines and the Supplementary lines.

Rule 1 – every point of a contour line has the same elevation. Rule 2 – contour lines separate uphill from downhill. Rule 3 – contour lines do not touch or cross each other except at a cliff. Rule 4 – every 5th contour line is darker in color.

Answer 2

Answer:

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