All about flooble | fun stuff | Get a free chatterbox | Free JavaScript | Avatars    
perplexus dot info

Home > Shapes
Cinq Carve (Posted on 2014-04-25) Difficulty: 4 of 5
Consider a rectangular piece of paper ABCD with AB ≠ AD

Show how you can fold this piece of paper into five pieces of equal area.

*** Using any given instrument like straightedge, compass, protractor, ruler etc. is NOT permissible.

No Solution Yet Submitted by K Sengupta    
Rating: 4.0000 (1 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
re(2): a solution | Comment 3 of 7 |
(In reply to re: a solution by Steve Herman)

My parenthetical note basically explains how to make pareallel creases:  make perpendicular ones and then fold perpendicular to these.

My method works equally well for squares and it doesn't matter which side is longer.

I think K S changed the problem to specify the rectangle was not a square when I mentioned the similarity to the very first puzzle I ever submitted here:

  Posted by Jer on 2014-04-26 18:26:00

Please log in:
Remember me:
Sign up! | Forgot password

Search body:
Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (3)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Copyright © 2002 - 2019 by Animus Pactum Consulting. All rights reserved. Privacy Information