8th Grade Math Vocabulary

1234567891011121314151617181920212223242526272829303132
Across
  1. 1. a numerical or constant quantity placed before and multiplying the variable in an algebraic expression (e.g. 4 in 4x y).
  2. 5. left and right of the Cartesian coordinate system
  3. 7. two or more terms in addition or subtraction with a number are equal to the addition or subtraction of the product of each of the terms with that number.
  4. 9. a real number that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q.
  5. 10. (of two figures) two figures are similar if their corresponding angles are congruent , and the ratios of the lengths of their corresponding sides are equal.
  6. 11. a ratio that compares the first quantity to one unit of the second quantity. The two quantities being compared have different units.
  7. 13. the set of points common to two geometric configurations(point where two functions meet)
  8. 17. a^2 + b^2 = c^2
  9. 21. (of two shapes) one can become the other after a resize, flip, slide or turn.
  10. 22. An image or shape as it would be seen in a mirror
  11. 26. terms that have the same variables and powers.
  12. 27. a geometric transformation that moves every point of a figure or a space by the same distance in a given direction.
  13. 29. a relation which makes a non-equal comparison between two numbers or other mathematical expressions.
  14. 30. a quantity representing the power to which a given number or expression is to be raised, usually expressed as a raised symbol beside the number or expression
  15. 31. a symbol that represents a particular root of a number
  16. 32. a relationship or expression involving one or more variables.
Down
  1. 2. a process by which one figure, expression, or function is converted into another that is equivalent in some important respect but is differently expressed or represented.
  2. 3. any of the numerals from 0 to 9
  3. 4. Rate of Change (Rise/Run)
  4. 6. the value of data in the form of counts or numbers where each data-set has an unique numerical value associated with it
  5. 8. the product of a rational number multiplied by itself.
  6. 12. a way of expressing numbers that are too large or too small to be conveniently written in decimal form
  7. 14. a motion of a certain space that preserves at least one point.
  8. 15. A set of values that show an exact position
  9. 16. having a constant ratio to another quantity.
  10. 18. describes a subject, and cannot be expressed as a number
  11. 19. the property of a mathematical relationship that can be graphically represented as a straight line. (closely related to proportionality)
  12. 20. up and down part of the Cartesian coordinate system
  13. 23. Real number that cannot be expressed as the ratio of two integers (No Ratio)
  14. 24. a symbol which works as a placeholder for expression or quantities that may vary or change; is often used to represent the argument of a function or an arbitrary element of a set.
  15. 25. a system in which the change of the output is not proportional to the change of the input
  16. 28. the same shape and size, or if one has the same shape and size as the mirror image of the other.