Algebra 2 Crossword Puzzle

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Across
  1. 2. A two-dimensional closed shape with at least three straight sides.
  2. 3. A numerical quantity multiplying the variable in an algebraic expression.
  3. 5. One quarter of an ordered data set. (Also, the three values that separate those groups.)
  4. 6. A rectangular array of numbers arranged in rows and columns.
  5. 11. An expression that describes the slope of a curve
  6. 12. A method for representing large or small numbers by using powers of 10
  7. 14. An angle from the horizontal upward to a specific object.
  8. 15. A line segment from the center of a circle or sphere to its circumference or surface
  9. 16. A point, line, or plane that separates a segment or an angle into two equal halves.
  10. 17. A triangle whose three sides are of unequal length
  11. 18. The output value towards which a series or function converges.
Down
  1. 1. The distance from a quantity to zero, on a number line
  2. 4. A pair of numbers whose product is one
  3. 7. The science of decision-making and strategy within competitive situations.
  4. 8. A number that is the product of two equal integers
  5. 9. The product of all positive integers less than or equal to a given positive integer.
  6. 10. An algebraic expression containing two terms
  7. 13. The shape formed by the intersection of a plane and a right circular cone.