direct mercator Flashcards
1
Q
Paralles of latitude
A
represented on charts as parallel, unequally spaced, horizontal straight lines
2
Q
meridians f longitudes
A
represented on the chart as parallel, equally spaced, vertial straight lines
3
Q
Change of longitude
A
chart distance constant, but earth distance changes
4
Q
Scale distance formila for latitude proportional to ration of cosine
A
Scale A x cos B = scale B x cos A
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