Crossword Project

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Across
  1. 2. Lines in a plane that never intersect, no matter how far they are extended
  2. 4. Figures that have the same shape but not necessarily the same size
  3. 10. A quadrilateral with at least one pair of parallel sides
  4. 11. Two angles that add up to 180 degrees
  5. 12. Lines that intersect to form right angles
  6. 14. A polygon with three sides and three angles
  7. 15. The figure formed by two rays that share a common endpoint
  8. 18. The distance around a circle
  9. 20. An angle that measures exactly 90 degrees
Down
  1. 1. The longest side of a right triangle opposite the right angle
  2. 3. A polygon with four sides and four angles
  3. 5. Angle that measures less than 90 degrees
  4. 6. A point where two or more lines meet
  5. 7. The amount of space occupied by a three dimensional object
  6. 8. The measure of space inside a two dimensional shape
  7. 9. Figures that have a same shape and size
  8. 13. Two angles that add up to 90 degrees
  9. 16. A triangle with at least two sides of equal length
  10. 17. A closed figure formed by three or more line segments
  11. 19. A line segment from the center of a circle to any point on the circle