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English: A map of the United States showing four colors. According to the Four color theorem, only four colors are needed to complete a map containing any type of shapes provided that two touching shapes share a border of at least two points (a line). This colouring is not the only way to four-colour the map: for example, Florida could be orange.
Image:Map of USA.png – United States with outlines for individual states. Image:Map of USA-bw.png – Black and white outlines for states, for the purposes of easy coloring of states. Image:BlankMap-USA-states.PNG – US states, grey and white style similar to Vardion's world maps. Image:Map of USA with county outlines.png – Grey and white ...
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List of United States hurricanes; List of countries by federal system; Outline of the United States; Talk:Four color theorem/Archive 4; Talk:Legality of cannabis by U.S. jurisdiction/Archive 1; Talk:List of U.S. states and their state flower, tree, and bird/Archive; User:Ervinn; User:Falcaorib/Canada, United States and Mexico; User:Hubble-3 ...
Image:Blank US Map with borders.svg, a blank states maps with borders. Image:BlankMap-USA.png, a map with no borders and states separated by transparency. Image:US map - geographic.png, a geographical map. On Wikimedia Commons, a free online media resource: commons:Category:Maps of the United States, the category for all maps with subcategories.
A trichrome map-coloring game in progress, on a map of the United States. On their turn, a player may choose any of the three colors to shade an unshaded state, so long as it would not share a color with a bordering state. Three states have become unshadeable, being surrounded by all three colors.
The 2004 United States presidential election visualised using an eight-colored choropleth map. A general rule is that most people can differentiate only between 5-8 different shades of one color. Rather than more than 8 shades of a color, it is best to use multiple colors. Most GIS programs provide users with carefully curated color schemes to ...
It indicates how to give color to geographic areas (common geopolitical delimitations: nations, regions, etc.). With the following steps: Choose the colors to paint the areas. Choose for one of two possibilities: Paint the areas of a blank map. Indicate that areas are still painted (only for maps of the world).