Algebra crossword puzzle

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Across
  1. 1. the point on an angle where the two sides intersect.
  2. 4. number A number written as a whole number and a fraction.
  3. 5. two lines are perpendicular if the angle between them is 90 degrees.
  4. 10. the ratio of the change in y-coordinates to the change in x-coordinates.
  5. 11. the horizontal axis in a cartesian coordinate plane.
  6. 12. Number The counting numbers.
  7. 15. a location in a plane or in space, having no dimension.
  8. 16. and angle whose measure is greater then 90 degrees.
Down
  1. 2. a mathematical statement that says that two expressions have the same value; any number sentence with an =.
  2. 3. angle a positive angle measuring less than 90 degrees.
  3. 5. two lines are parallel if they are in the same plane and never intersect.
  4. 6. a selection in which order is not important.
  5. 7. The distance of a number from zero; the postive value of a number.
  6. 8. monomials that make up a polynomial
  7. 9. the set of all x-coordinates of the order pairs of a relation.
  8. 13. In statistics, the difference between the largest and the smallest numbers in a data set. factor One of two or more expressions that are multipilied together to get a product.
  9. 14. A letter used to represent a number value in an expression or an equation.
  10. 16. number a whole number that is not divisible by 2.
  11. 17. the number of square units that covers a shape or figure.
  12. 18. A type of drawing used to represent data.