# How do you solve the 9 dot riddle?

## How do you solve the 9 dot riddle?

The 9 Dots Problem The problem is to connect the dots with no more than 4 straight lines without lifting your hand from the paper. First attempts are always frustrating. For one always comes up with 5 lines instead of 4. The solution lies in the observation that it’s permissible to cross square boundaries.

### How do you solve a 9 point problem?

The solution involves looking outside the two-dimensional sheet of paper on which the nine dots are drawn and coning the paper three-dimensionally aligning the dots along a spiral, thus a single line can be drawn connecting all nine dots – which would appear as three lines in parallel on the paper, when flattened out.

What is the 9 dot challenge?

The nine-dot problem (Maier, 1930) requires that nine dots arranged in a square be connected by four straight lines drawn without lifting the pen from the paper and without retracing any lines (Figure 1).

Can you go through all 9 dots with four straight lines?

Get a pen and some paper and copy the nine dots arranged in a square below. To solve the problem, you need to join all nine dots by drawing no more than four straight lines. The straight lines must be continuous – i.e. you must not lift your pen from the paper once you start drawing.

## Can you join all nine dots?

Your task is to join all nine dots using only four (or less) straight lines, without lifting your pencil from the paper and without retracing the lines. If we had a thick pencil, we could join the dots with just three lines.

### Can you solve the 9 dots puzzle in one try?

Each line can be as long or as short as you like; and a dot may be crossed by multiple lines. Click anywhere on the board to set endpoint of the lines. Can you solve this logic puzzle in one try? This is an implementation of a popular classic puzzle. (I don’t know who invented it, if you do, please e-mail me).

Is there such a thing as a genius test?

GeniusTests.com is for entertainment purposes only. This is not an accredited intelligence test and the scores derived from it may not accurately reflect the score you would attain on an official, proctored intelligence test.

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