Hotel lobby in Toledo, Spain \\ Image by Steven Yu via Pixabay (Creative Commons CC0 for Commercial Reuse)

Consider the picture above. If you were rearranging the paintings on this wall, without removing or adding anything, how would you know if a painting would fit in a certain spot? \\ Assume you move a painting one at a time.

Choose one answer

Type a concept, like “slope” or “photosynthesis”.

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