PRACTICAL 1: TOPOGRAPHIC CONTOURS, STRUCTURAL CONTOURS AND GEOLOGICAL MAPS.

d/ Contruct the form line of the plane 150 - 30SW passing through the red dot.

e/ Contruct the form line of the plane 150 - 90 passing through the red dot.

f/ Contruct the form line of the plane 150 - 00 passing through the red dot.

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