Kei'Mani crossword puzzle

12345678
Across
  1. 5. a type of geometrical transformation, where an object is flipped to create a mirror or congruent image.
  2. 6. Any number from the set {-4-3-2-1,0,1,2,3,4}where...means continues without end.
  3. 7. A number that can be written as a fraction.
  4. 8. A number that is greater than zero. It can be written with or without a + sign
Down
  1. 1. The distance between a number and zero on a number line.
  2. 2. a number that is less than zero. It is written with a - sign
  3. 3. two numbers that are the same distance from 0 but on opposite sides of 0.
  4. 4. A region defined by the two axes (x-axis and y-axis) of the coordinate system.