Math Vocabulary Crossword Puzzle

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Across
  1. 2. The number that tells how many times the base is multiplied by itself.
  2. 3. The fixed point on a coordinate plane (0,0).
  3. 6. A number that cannot be expressed as a fraction.
  4. 8. A mathematical sentence that contains a variable, an equal sign, at least one operational symbol, and one or more variables.
  5. 10. A number or base raised to an exponent.
  6. 11. A ratio of two numbers measured in different units.
  7. 12. A mathematical phrase involving at least one variable.
  8. 17. The relationship of one thing to another in size, amount, etc.
  9. 18. All positive and negative integers, fractions and decimal numbers.
  10. 19. To solve a mathematical equation.
Down
  1. 1. Any number plus its opposite equals zero.
  2. 4. Any number times its reciprocal equals one.
  3. 5. The number multiplied by the variable in a mathematical equation.
  4. 7. The side opposite the right angle in a right triangle.
  5. 9. A one fourth section of a coordinate plane.
  6. 12. A number's distance from zero.
  7. 13. A square root.
  8. 14. Figures that have the same size and shape.
  9. 15. A comparison between two amounts of something.
  10. 16. A closed figure formed by three or more line segments.