तलको आकृतिमा कम्तीमा कति रङ प्रयोग गर्दा कुनै पनि दुई जोडिएका भागहरूमा एउटै रङ हुँदैन? (Minimum colors for the figure such that no two touching regions have the same color?)
Visual Question
A large hexagon. Inside, there is a smaller hexagon oriented the same way. Six lines connect the vertices of the inner hexagon to the vertices of the outer hexagon, creating 6 outer regions plus 1 inner region.
Visual Content
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