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Skew square

From Wikipedia, the free encyclopedia

Skew square may refer to:

  • Skewsquare, a plane quadrilateral whose edge midpoints form a square
  • A three-dimensional skew polygon with four equal edge lengths and angles, such as a cycle of four edges in a regular tetrahedron
  • Skew square, for a ring laser, a square of mirrors modified by lifting one mirror out of the plane of the other three