Pick two opposite corners of a cube with side length 1. What is the minimum length of a path between these two points, assuming we travel on the cube's surface?
Pick two opposite corners of a cube with side length 1. What is the minimum length of a path between these two points, assuming we travel on the cube's surface?
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1 comments
I think you have to unwrap the cube then it is more simple. It's then sqrt(1^2 + 2^2 )=sqrt(5)=2.2360679775