Question

Geometrical riddle: Connect 4 dots by 3 lines, return to the starting point.

Asked by: zlatev

You have a plain sheet of paper.
Draw a four dots in it, like they will be apexes of a square. Like this one:


        *           *


        *           *


Well, it is not exactly a square, but it should be.
Now take a pen, select a starting point on the paper and draw three straight lines.
You should:
1. Connect all the four dots.
2. Return to the starting point.

You should not:
1. Fold the paper
2. Move the pen up

:)

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Asked On
2004-02-03 at 09:55:58ID20871958
Tags

connect

,

dots

,

lines

,

4

,

riddles

Topic

Puzzles & Riddles

Participating Experts
2
Points
350
Comments
13

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Answers

 

by: zlatevPosted on 2004-02-03 at 09:58:35ID: 10263383

Also you may not draw arcs, you should draw streight lines :)

 

by: zlatevPosted on 2004-02-03 at 10:02:37ID: 10263412

Hint: There is more than one solution :) (rotated solutions - there are four of them, are considered as equal)

Bonus points if you find two different solutins :)

 

by: sirbountyPosted on 2004-02-03 at 10:06:21ID: 10263449

How about this:

     *----*--
     |      /
     |     /
     *    *
     |   /
     |  /
     | /
     |/

 

by: zlatevPosted on 2004-02-03 at 10:07:31ID: 10263462

Well, you are right :)
Can you think out another approach?

 

by: sirbountyPosted on 2004-02-03 at 10:07:49ID: 10263464

Gee - it was much prettier when I drew it. . .:)

 

by: sirbountyPosted on 2004-02-03 at 10:08:36ID: 10263471

Besides rotating it?

 

by: zlatevPosted on 2004-02-03 at 10:09:57ID: 10263486

Yep

 

by: sirbountyPosted on 2004-02-03 at 10:12:47ID: 10263515

Okay:

        ---*----*----
        \           /
         \         /
          \       /
           *     *
            \   /
             \ /
         

 

by: zlatevPosted on 2004-02-03 at 10:14:44ID: 10263530

Nice...
You got the cheese:
250pts+100pts bonus :)

 

by: sirbountyPosted on 2004-02-03 at 10:21:38ID: 10263601

Sweet!  And fun too.
Thanx.

 

by: etech0Posted on 2010-07-29 at 14:15:45ID: 33320880

another solution:

 

by: sirbountyPosted on 2010-07-30 at 16:32:04ID: 33329561

You missed requirement #2: ;^)

1. Connect all the four dots.
2. Return to the starting point.

 

by: etech0Posted on 2010-07-31 at 19:24:43ID: 33333725

oops!
well, here's another one:

20120131-EE-VQP-002

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