Pre-Algebra Vocabulary

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Across
  1. 4. 5x - 5x = ?
  2. 6. the undo the power of 2, use the square ______
  3. 7. the longest side of a right triangle
  4. 8. using pythagorean theorem to determine the triangle type
  5. 9. the square root of 16 has ___ correct answers, one is positive and the other is negative
  6. 11. pi divided by itself equals ___
Down
  1. 1. the inverse operation of addition
  2. 2. the coordinate plane has ___ quadrants
  3. 3. the inverse operation of division
  4. 5. half of the diameter of a circle is called this
  5. 10. the name of the point (0,0) on a graph where the x and y axis cross