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6 votes

Dissect this figure into four pieces which can be reassembled to form a square

Bad drawn simple solution with holes:
ulutku's user avatar
  • 61
7 votes
Accepted

Dissect this figure into four pieces which can be reassembled to form a square

A very ugly and unorthodox solution
computer_goblin's user avatar
4 votes

Dissect this figure into four pieces which can be reassembled to form a square

An infinite number of less symmetric solutions without holes also exist.
Retudin's user avatar
  • 8,010
7 votes

Dissect this figure into four pieces which can be reassembled to form a square

A solution to the original question, without holes.
Daniel Mathias's user avatar
1 vote

Dissect this figure into four pieces which can be reassembled to form a square

A mildly unorthodox way:
Albert.Lang's user avatar
  • 4,131
1 vote

Dissect this figure into four pieces which can be reassembled to form a square

Quite simple solutions (with holes):
CiaPan's user avatar
  • 1,720
1 vote

Dissect this figure into four pieces which can be reassembled to form a square

Here's an obvious way... but you will probably prefer something without holes.
theonetruepath's user avatar
2 votes

Dissecting a square

A near miss for $D=5$ and $N=7$, with $12$ polyominoes and largest area $8$ instead of $\le 7$: The underlying $5$-regular connected planar graph is the icosahedral graph.
RobPratt's user avatar
  • 12k

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