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Conference rusure::math

Title:Mathematics at DEC
Moderator:RUSURE::EDP
Created:Mon Feb 03 1986
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:2083
Total number of notes:14613

565.0. "<><><> Gaining or losing a unit of area <><><>" by THEBUS::KOSTAS (Wisdom is the child of experience.) Fri Aug 15 1986 16:12

    Well,
    
        I will not be around (for the next 4 weeks) to see the 
    solution to this problem but I will enter it any way:
    
       An  8  by  8  square, area  64, is cut and rearranged 
       as a rectangle,  5  by  13,  area  65, or as a bouble-flag,
       area 63. What is the explanation?
    
    
    Enjoy,
    
    Kostas G
    
    
T.RTitleUserPersonal
Name
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565.1I don't understand the questionMODEL::YARBROUGHFri Aug 15 1986 17:241
    What is a bouble-flag?
565.2Where's the extra unit?SMURF::DIKEFri Aug 15 1986 17:397
    I think I saw this question before in this file, but I don't remember
    where.   Any way, the answer is...
    
    ...the extra unit is hidden in a little slice of empty space that
    runs the length of the diagonal of the figure.
    				Jeff