Math Semester Project Crossword

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Across
  1. 4. A ____ angle measures exactly 90°.
  2. 6. Numbers which can be written as fractions.
  3. 7. The total area on the outside of a 3D figure.
  4. 9. The equation y=mx+b is called this.
  5. 11. Largest number minus the smallest number equals the ____ of the data set.
  6. 13. The middle number in a data set.
  7. 15. All possible outcomes in probability.
  8. 16. An angle smaller than 90°.
  9. 17. The number in front of a variable.
  10. 18. The place where a line crosses the y-axis.
  11. 19. An angle greater than 90°.
  12. 20. The steepness, incline, or grade of a line.
Down
  1. 1. The distance around a circle.
  2. 2. A figure has _____ if both sides match.
  3. 3. The average of numbers in a data set.
  4. 5. The amount of space in an object.
  5. 8. A letter that stands for an unknown _______.
  6. 10. A shape can slide without flipping or turning.
  7. 12. Positive and negative whole numbers, including zero.
  8. 14. The possible results of an experiment.