![]() This form can only be drawn without raising your pen or travelling over the same line again if the number of nodes with odd degrees is either zero or two, according to Euler’s theorem. Which figure can be drawn entirely without the use of a pencil? There were 22 related questions and answers found. Consider alternatives to the conventional wisdom. This is the 9-Dot Puzzle! Take a step back and look at the larger picture. Using just four straight lines, connect the nine dots together without raising your pencil from the page. How can you connect nine dots without raising a pen from the page? Give it a go right now, and then scroll down the page to get the answer. Each line must begin exactly where the previous line ended. Make a mark with your pencil anywhere on the paper and draw four straight lines without lifting your pencil from the page. You may practise this right now by rapidly drawing nine dots on a sheet of paper and then trying to solve the problem with a pencil. How can you solve the nine dots problem while keeping all of this in mind? The objective of the problem is to connect all nine dots with four straight lines or less, without raising the pen or sketching the same line more than once. Alternatively, fold the paper three times so that the rows of dots all line up, and then fold it again to allow the pencil to pass through!Īlso, do you know what the 9-dot puzzle is? Your goal is to connect all nine dots with just four (or less) straight lines, without taking your pencil from the page and without retracing the lines you have already drawn. Is it possible to connect all nine dots with four straight lines without lifting your pencil from the page in this situation? ![]()
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