Finlay's Puzzle

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Across
  1. 2. triangle having unequal sides in length
  2. 7. a pattern of repeated shapes
  3. 8. an angle more then 90 degrees and less than 180
  4. 9. a triangle that has 2 equal sides
  5. 10. a plane figure with ten straight sides
Down
  1. 1. a closed shape with straight sides
  2. 3. the enclosing boundary of a curved geometric figure
  3. 4. a quadrilateral with both pairs of opposite sides parallel and all sides the same length
  4. 5. Any one of the three physical or spatial properties of length, area, and volume
  5. 6. a straight line passing from side to side through the center of a body or figure, especially a circle or sphere