## Can you join 9 dots with four straight lines without taking your pencil off the paper you can not go over any line?

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.

## What is the 9 dot challenge?

Try to connect nine equally spaced dots using four lines or fewer without lifting a pen! This activity literally requires thinking outside of the box in order to solve it.

**How do you draw a circle without lifting a pen?**

Draw Two Circles Without Lifting Your Pen

- First, start by making a fold (this will be useful later!) 😜
- Nearly at the corner of the fold, draw 3/4 of a circle⚪️
- Let it go❄️ (the fold) and finish the circle (without letting the pen/pencil of the paper)
- Go around the circle again🔃, do another fold and then go on the fold.

### How do you solve the 9 dots 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. Most people will see a square and mentally add lines around it creating the context with which to solve the puzzle.

### How do you connect the nines?

Join the nine dots in a 3-by-3 two-axis grid by 4 straight lines without visiting a dot more than once and without raising your pencil from the paper. The nine dots are on a plane surface. Time to solve: 30 minutes.

**How do you draw two circles without a lifting pen?**

#### How did you connect the 9 dots?

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 to join all nine dots?

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.

**How many straight lines can you draw without lifting pen?**

In this way, you are able to draw 4 straight lines without lifting pen and visited all 9 dots. This article is contributed by RAJENDRA SINGH RAJPU. If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to [email protected].

## How many lines can you draw with 9 dots?

There are not less than twenty lines that we can draw, connecting nine dots: eight lines that connect sides’ central dots with angles. Do not forget that two dots can be connected only with one line.

## How do you connect 3 dots with a straight line?

Actually simply solutions are better so Id just connect three dots with a straight line, stop (it isnt against the rules) turn the piece of paper by 90 degrees and continue to draw to connect 2 more points with that same “straight line”, etc..