Extra Credit

1234567891011121314151617181920
Across
  1. 2. part of a line, no end point
  2. 4. changing size
  3. 7. A *blank* is always attached to a variable.
  4. 9. moving around
  5. 10. tool used to make circles and or angles
  6. 11. mathematical statement which consists of numbers
  7. 13. Taking something away from another number
  8. 17. Middle
  9. 18. whole number, not fraction
  10. 19. formula or statement
  11. 20. similar shapes
Down
  1. 1. alphabet term
  2. 3. flat surface
  3. 5. Dot
  4. 6. Surface around a shape
  5. 8. finding what numbers go into what
  6. 12. adding numbers
  7. 14. transformation
  8. 15. a distance-preserving transformation
  9. 16. shape is made up of *blank*