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Table Partition Trial (Posted on 2016-07-24) Difficulty: 3 of 5
Can a 75x75 table (consisting of 75x75 identical square grids) be partitioned into dominoes (1x2 rectangles) and crosses (five square figures consisting of a square and its four neighbors.)

Provide adequate reasoning for your answer.

Source: St. Petersburg City Mathematical Olympiad (Russia)

No Solution Yet Submitted by K Sengupta    
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  Subject Author Date
Some Thoughtsre: 10/11 of the other pentominoesJer2016-07-24 14:14:49
Some Thoughts10/11 of the other pentominoesBrian Smith2016-07-24 13:06:13
SolutionD1 argumentJer2016-07-24 12:10:20
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