Geometry Crossword Puzzle Project

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Across
  1. 2. A line that crosses at least two other lines.
  2. 4. when their measures add to 90 degrees
  3. 6. the replacement of one piece.
  4. 7. The process of finding the opposite of the given statement
  5. 10. two lines that meet or intersect each other at right angles
  6. 13. an educated guess that is based on known information
  7. 15. when their measures add up to 180 degrees.
  8. 18. a statement that is accepted without proof
  9. 19. exactly equal shape and size
  10. 20. two-dimensional surface that extends indefinitely
  11. 21. A line that splits an angle into two equal angles.
  12. 23. If p, then q
  13. 24. A set of values that show an exact position
  14. 28. they have the same endpoint, and their union is a line.
  15. 29. a tool used for drawing straight lines, or checking their straightness.
  16. 31. an example that counters, or goes against, the statement's conclusion
  17. 32. a semicircular geometry tool
  18. 33. a statement arrived at by applying a set of logical rules known as syllogisms to a set of premises
  19. 34. straight lines that are always the same distance apart from each other.
  20. 35. a long, narrow mark or band
  21. 36. a pair of angles that have the same vertex and are on opposite sides of two intersecting straight lines
  22. 37. a proposition that is consistent with known data, but has been neither verified nor shown to be false
  23. 38. exchanging the hypothesis and conclusion of a conditional statement and negating both hypothesis and conclusion.
Down
  1. 1. A point where two or more line segments meet
  2. 3. if two shapes are congruent to the third shape, then all the shapes are congruent to each other.
  3. 5. a location represented by a dot
  4. 8. a line that divides a given line segment exactly into two halves forming 90 degrees angle at the intersection point
  5. 9. part of the line that connects two points
  6. 11. all real numbers x and y , if x=y , then y=x
  7. 12. created when the hypothesis and conclusion are reversed q → p
  8. 14. if P leads to Q and P is true, then Q must be true.
  9. 16. A result that has been proved to be true
  10. 17. a part of a line that has a fixed starting point but no endpoint
  11. 22. the process of arriving at a conclusion based on a set of observations.
  12. 25. multiplying the sum of two or more addends by a number will give the same result as multiplying each addend individually by the number and then adding the products together
  13. 26. an angle, line segment, or shape is always congruent to itself.
  14. 27. opposite operations that undo each other
  15. 30. If p equals q and if q equals r, then p equals r.