Average Math Crossword

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Across
  1. 4. A set of equations solved together.
  2. 5. An equation stating two ratios are equal.
  3. 6. A theorem relating the sides of a right triangle.
  4. 8. Determines the number of solutions in a quadratic equation.
  5. 10. When two figures have the same shape and size.
  6. 11. The highest or lowest point of a parabola.
  7. 13. The study of angles and triangles.
  8. 14. A number that can be written as a fraction.
  9. 15. The U-shaped graph of a quadratic function.
Down
  1. 1. A measure of how a function changes.
  2. 2. A sequence where each term increases by a fixed amount.
  3. 3. The inverse operation of exponentiation.
  4. 7. The distance of a number from zero.
  5. 9. A sequence where each term is multiplied by a fixed number.
  6. 12. Lines that intersect at a 90-degree angle.