So, the problem is solved! You have not broken any rules - four lines connect nine dots, and you have drawn them without taking your pencil off the paper. The last step is to draw a diagonal line from the very first dot to the last one, going through the center of the square. Now you need to draw a straight line from right to left, crossing the top row of the square And again, draw a longer line, imagine that there is one more dot in this direction 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. Draw a straight line down from the very first dot (in other words, draw a left side of the square), but make it a bit longer, as if there was the fourth dot below Also, bear in mind that a straight line is endless from both sides, so there is no need to limit yourself with these nine dots only.Īll in all, how do we solve this problem? There is the most well-known way to do it: eight lines that connect sides’ central dots with angles.ĭo not forget that two dots can be connected only with one line.six lines that connect sides’ central dots with each other. ![]() There are not less than twenty lines that we can draw, connecting nine dots: However, this information will only confuse us in this case. Everyone knows that a square has four sides and two diagonal lines. How to solve the 9 dots puzzle?įirst of all, we need to consider several things before we solve the problem. Do not hesitate to use your creative thinking skills - it is the main clue to solve this problem. Now try to do it in your notebook - draw nine dots and connect them, keeping in mind the requirement above. Also, you can not go through the same track more than once. A place where one line finishes is a starting point for the next one. ![]() You can start from any position you want, but the main requirement is to draw everything with a pencil stuck to the sheet. ![]() However, the challenge is to avoid lifting the pencil off the paper. What you have to do is to draw four straight lines to connect all of the dots. So, imagine there are three equal rows that consist of three dots each. We challenge you to try to solve it by yourself, but if your efforts are not quite successful, we will reveal some secret methods just for you. You have probably heard about one of the most popular puzzle called “4 lines 9 dots”. What can help you to do it is crossword puzzles, conundrums, or logic puzzles. Some people prefer to develop their logical thinking when they have spare hours (or even minutes). How will you solve this task? In this way, you are able to draw 4 straight lines without lifting pen and visited all 9 dots.There are many ways to spend your free time - from watching films and blogs to drawing and doing sports. Your task is to draw four straight lines without lifting the pen and no dot should be left untouched. You have given 9 dots in the form of 2d matrix 3 * 3. How to draw 4 straight lines in 3 * 3 matrix? one can also go other ways around the lines. ![]() Next Riddle » Slow Horse Race.Ĭan you draw 4 straight lines without a pen?Ĭan you draw 4 straight lines, without picking up your pen, that go through all 9 dots? SherlockHolmes Expert Asked on 1st May 2016 in Brain Teaser. This is just one of the possible answers. Draw 4 straight continuous lines without lifting the pen from the paper and make sure that the lines pass through each of the nine dots. This is just one of the possible answers.ĩ Dots 4 Lines. How do you draw 9 dots 4 lines?ĩ Dots 4 Lines. Most people will see a square and mentally add lines around it creating the context with which to solve the puzzle. The rules are simple connect all 9 dots using a maximum of 4 straight lines without lifting your pen off the paper or retracing back over an existing line. Participants are presented with a set of dots arranged in a 3×3 grid and challenged to connect all nine dots, without lifting their pencil from the paper, using the fewest possible number of straight lines. (With four dots, there are six ways to chose a pair of dots, so there are six ‘distances’ between dots.) What is the 9 dot puzzle?
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