dissection problem
the problem of partitioning a given shape into pieces that can be rearranged to form a second given shape
en-GB/dɪˈsɛkʃn ˈpɹɒbləm/
en-US/dɪˈsɛkʃən ˈpɹɑbləm/
the problem of partitioning a given shape into pieces that can be rearranged to form a second given shape