Algebra Vocabulary Review

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Across
  1. 4. the continuous line forming the boundary of a closed geometric figure.
  2. 5. symbols that indicate how to perform arithmetic. Ex. + - / x.
  3. 8. an algebraic expression consisting of only one term.
  4. 9. an algebraic expression consisting of three terms.
  5. 10. a symbol (usually a letter) standing in for an unknown numerical value in an equation.
  6. 11. a number that has a fixed value in a given expression or equation
  7. 12. numbers, in arithmetic, are numbers that can be represented as the quotient p/q of two integers such that q ≠ 0.
  8. 15. an algebraic expression consisting of two terms.
  9. 18. the part of mathematics that helps represent problems or situations in the form of mathematical expressions.
  10. 19. a whole number; a number that is not a fraction.
  11. 20. a number, a variable, or a combination of numbers and variables and operation symbols.
Down
  1. 1. a number multiplied by a variable. Ex: 5a, 16b, 7c.
  2. 2. a number or algebraic expression that divides another number or expression evenly — i.e., with no remainder.
  3. 3. numbers are a set of real numbers that cannot be expressed in the form of fractions or ratios. Ex: π, √2, e, √5
  4. 6. A number or expression inside the radical symbol.
  5. 7. the well-known geometric theorem that the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse
  6. 13. a single mathematical expression.
  7. 14. the length of the outside of a circle.
  8. 16. the symbol used to denote square root or nth roots.
  9. 17. an algebraic expression consisting of three or more terms.