Geometry Crossword Puzzle

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Across
  1. 1. Has no dimensions
  2. 3. distance from the center to the corner
  3. 5. angle/ have the same angle in degrees
  4. 6. interior angles/ on opposite sides of the transversal
  5. 7. moving
  6. 8. Is two dimensional
  7. 9. starting point of a ray
  8. 10. distance around a circle
  9. 13. as it would be seen in a mirror
  10. 14. goes to infinity
  11. 17. angle/ between a right angle and a straight angle
  12. 18. a line going through the center of a circle
Down
  1. 1. Length of a shapes boundary
  2. 2. a line that crosses at least two other lines
  3. 4. angle/ measures less then 90 degrees
  4. 7. Does not change the figure's size or shape
  5. 11. angle/ measures 90 degrees
  6. 12. is one-dimensional
  7. 15. two figures with a common endpoint
  8. 16. Tells the size of a shape