Math - Algebra Crossword

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Across
  1. 3. Is a symbol for a number we don't know yet. It is usually a letter like x or y.
  2. 7. Objects and figures that have the same size and shape. Congruent shapes can be turned into one another with a flip, rotation, or turn.
  3. 8. An expression of more than two algebraic terms, especially the sum of several terms that contain different powers of the same variable(s).
  4. 9. The difference between the maximum and minimum in a set of data.
  5. 10. A number on its own is called a _.
Down
  1. 1. The point of intersection between two or more rays, often called a corner. A vertex is where two-dimensional sides or three-dimensional edges meet.
  2. 2. The set of possible values of the independent variable or variables of a function.
  3. 4. An _ says that two things are equal. It will have an equals sign "=" like x+2=6
  4. 5. A _ terms that contain the same variables raised to the same power.
  5. 6. The _ says how many times to use the value in a multiplication.