Finlay's Puzzle

12345678910
Across
  1. 2. a straight line passing from side to side through the center of a body or figure, especially a circle or sphere
  2. 3. an angle more then 90 degrees and less than 180
  3. 5. a closed shape with straight sides
  4. 7. Any one of the three physical or spatial properties of length, area, and volume
  5. 9. a plane figure with ten straight sides
  6. 10. the enclosing boundary of a curved geometric figure
Down
  1. 1. a pattern of repeated shapes
  2. 4. triangle having unequal sides in length
  3. 6. a quadrilateral with both pairs of opposite sides parallel and all sides the same length
  4. 8. a triangle that has 2 equal sides