Annalise Kidd's crossword per.5

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Across
  1. 1. a triangle with two sides of equal length
  2. 4. synonym to a math"problem"
  3. 5. geometric shape with 3 sides
  4. 6. a triangle with no sides of equal length
  5. 8. mathematical expression with, usually with x and y
  6. 10. x and y plots on a graph
  7. 12. a shape on a graph turning a certain angle
  8. 15. all three angles are less than 90 degrees
  9. 18. the numbers placed to the right of a decimal point
  10. 19. the inverse of a square root
  11. 20. a numerical quantity that is not a whole number
Down
  1. 2. rise over run
  2. 3. all angles are equal
  3. 7. all sides are equal
  4. 9. an unknown quantity represented by a letter
  5. 11. the inverse of an exponent
  6. 13. a triangle where one angle is more than 90 degrees
  7. 14. equation is ax^2+bx+c
  8. 16. a diagram showing the relation between variable quantities
  9. 17. a shape on a graph enlarging or shrinking