Mathematics Puzzle

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Across
  1. 4. The intersection point of the two number lines of a coordinate graph. The intersection point is represented by the coordinates (0,0)
  2. 7. common denominator The smallest number that can be divided evenly by all denominators in the problem
  3. 8. (π) A constant that is used for determining the circumference or area of a circle. It is equal to approximately 3.14
  4. 9. number The square root of a negative number
  5. 10. notation To point out the place value of a digit by writing the number as the digit times its place value
  6. 11. / To divide into two equal sections
Down
  1. 1. In a right triangle it is the side opposite from the 90° angle
  2. 2. An expression in algebra that consists of only one term
  3. 3. equation An equation where the solution set does not form a straight line when it is plotted on a coordinate graph
  4. 5. The measurement unit of an angle
  5. 6. The four divisions on a coordinate graph