Stella's crossword

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Across
  1. 4. — Whole numbers and their negatives.
  2. 5. of equations — Two or more equations solved together.
  3. 7. number — A number that cannot be written as a fraction
  4. 10. — Rate of change of a line (rise/run).
  5. 11. — A statement that compares values using <, >, ≤, or ≥.
  6. 12. area — Total area of all surfaces of a 3D shape.
  7. 14. notation — A way to write very large or small numbers using powers of ten.
  8. 15. — A ratio out of 100.
  9. 16. — The relationship direction between variables in a scatter plot.
  10. 17. theorem — a^2 + b^2 = c^2 for right triangles.
  11. 19. — An equation stating two ratios are equal.
Down
  1. 1. — The amount of space a 3D object occupies.
  2. 2. equation — An equation whose graph is a straight line.
  3. 3. value — Distance of a number from zero on the number line.
  4. 6. number — A number expressible as a fraction of integers.
  5. 8. — The point where a graph crosses the y-axis.
  6. 9. plot — A graph of paired data points.
  7. 12. factor — Multiplier used to enlarge or reduce similar figures.
  8. 13. — A number showing how many times a base is multiplied by itself.
  9. 18. — A ratio comparing two quantities with different units.