math 8 crossword

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Across
  1. 3. the space between lines that are intersecting measured in degrees
  2. 5. simple drawing showing the appearance, working, and structure
  3. 8. amount of space occupied by a 3D shape
  4. 10. the extent of measurement of a surface or piece of land
  5. 14. one part in every one hundredth
  6. 15. a math statement that has an equal sign
  7. 17. a way of comparing two or more quantities
  8. 18. the amount left over
  9. 19. doesn't rely on anything
  10. 20. two ratios that are set equal to each other
Down
  1. 1. always remains true
  2. 2. a relationship between two inputs
  3. 4. a three sided figure
  4. 6. when you multiply a number by itself
  5. 7. a four sided figure
  6. 9. each angular point of a polygon
  7. 11. the rate of change over time
  8. 12. plot a graph that displays data using dots
  9. 13. doesn't change
  10. 16. a symbol that stands for an unknown value