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Old 09-05-2013, 10:12 PM
  #2  
DOTTYMO
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Join Date: Jun 2010
Location: England Alton Towers
Posts: 6,674
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Depends on the size of the initial square sizes. 5" squares would be 9". 10" square 19". It is the same rule as putting 4 squares together ignoring the fifth square which fit in the seams.
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