SOLUTION: Show how the nine points in this 3*3 grid can be joined with 4 line segments so that each point is touched exactly once. You are not allowed to pick up your pencil as you draw the
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-> SOLUTION: Show how the nine points in this 3*3 grid can be joined with 4 line segments so that each point is touched exactly once. You are not allowed to pick up your pencil as you draw the
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Question 1190532: Show how the nine points in this 3*3 grid can be joined with 4 line segments so that each point is touched exactly once. You are not allowed to pick up your pencil as you draw the four line segments.
(So far I've tried to do it, but I always end up using 5 of them) Found 2 solutions by greenestamps, ikleyn:Answer by greenestamps(13200) (Show Source):