what is the maximum number of edges you can trace across if you never trace across the same edge twice ?

Question

If you take a marker & start from a corner on a cube, what is the maximum number of edges you can trace across if you never trace across the same edge twice, never remove the marker from the cube, & never trace anywhere on the cube, except for the corners & edges ?

Comments

I think it should be 9 but not sure...

Answer 1

It should be 9.. it will make a cube...

Comments

how can u show it