Geometry Vocab Crossword Puzzle

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Across
  1. 2. the difference in the y-values of two points on a line
  2. 8. the set of all points outside the figure
  3. 9. a theorem whose proof follows directly from another theorem
  4. 10. a polygon that is both equilateral and equiangular
  5. 11. a quadrilateral with exactly two pairs of congruent consecutive sides
  6. 13. a segment that passes through the center of the circle and whose endpoints are on the circle
  7. 14. the absolute value of the difference of the coordinates
  8. 17. a polygon in which a diagonal can be drawn such that part of the diagonal contains points in the exterior of the polygon
  9. 18. a figure formed by two rays, or sides, with a common endpoint called the vertex
  10. 19. a statement that describes a mathematical object and can be written as a true biconditional
  11. 21. a quadrilateral with four right angles
  12. 22. an argument that uses logic, definitions, properties, and previously proven statements to show that a conclusion is true
  13. 23. a quadrilateral with four congruent sides
Down
  1. 1. the ratio of rise to run
  2. 3. a quadrilateral with four right angles and four congruent sides
  3. 4. a quadrilateral with two pairs of parallel sides
  4. 5. a polygon in which no diagonal contains points in the exterior of the polygon
  5. 6. to show a conjecture is false, you have to find only one example in which the conjecture is not true
  6. 7. a quadrilateral with exactly one pair of parallel sides
  7. 12. the statement formed by negating the hypothesis and the conclusion
  8. 14. a segment that connects any two nonconsecutive vertices
  9. 15. any statement that you can prove
  10. 16. the side opposite of the vertex
  11. 20. the set of all points inside the figure
  12. 21. the difference in x-values of two points on a line