Below is a photo I took of this solution:Ī second one line solution involves origami and a specific placement and size of the dots on the page.
The paper is then folded and a straight line is drawn connecting the dots. The without crossing the lines was not part of the problem and will be subtracted from my discussion below except for those with designation.
CONNECT THE DOTS WITH 4 LINES HOW TO
The method I came up with when trying to solve this puzzle involved tearing the paper, not so much that any piece comes loose. How to connect 9 dots with 4 straight lines without crossing the lines - Quora Answer (1 of 3): This is an old (math) problem that was worded differently originally. There are several one line solutions to this puzzle. The three-line solution can be viewed below: There are rotations, reflections and variants to this solution: The one line solution requires that the paper be folded. Scroll down for a clue and further down for the answer.Ĭlue: The lines drawn are permitted to leave the area of the dots and continue on into the blank portion of the page in order to gain a better angle for subsequent lines. This is a classic interview question, to test the creative thinking of a candidate.Challenge for Experts:Your task is to join the 9 dots with 4 straight line. Printing the dots out or drawing them on paper is required for this solution. Rather than using 4 lines, can you solve it with 3 straight continuous lines?įinally, for anyone brave (or foolish enough) there is a more challenging further question that requires just 1 straight line to connect the 9 dots. and then B -> C extend some extra line from point C. There is a more challenging version of this puzzle. Solution: start from (A) upper corner of the right side to (B) bottom corner of the left side. Discover short videos related to connect 9 dots with 4 lines on TikTok. And again, draw a longer line, imagine that there is one more dot in this direction Step 3. The task commonly posed is to draw 4 straight lines without taking your pen off the paper so that all 9 dots are joined. From this point, you lead the next line to the last dot of the second column and then to the second dot of the third column. This well-known problem entails 9 dots as seen below.
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