maths

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Across
  1. 2. - A parallelogram with all angles equal to 90 degrees.
  2. 4. - A quadrilateral with two distinct pairs of adjacent sides that are equal.
  3. 5. - A parallelogram with all sides equal.
  4. 8. - A polygon with four sides and four angles.
Down
  1. 1. - A quadrilateral with opposite sides parallel and equal.
  2. 3. - A line segment joining two non-adjacent vertices of a polygon.
  3. 6. - A rectangle with all sides equal.
  4. 7. - A quadrilateral with exactly one pair of parallel sides.