Geometry Crossword Project

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Across
  1. 1. Property that states both sides of an equal sign are always equal, no matter what order they are in (if a=b, then b=a)
  2. 5. Angles 1 and 2 are __________ (SEE PICTURE 3)
  3. 7. A _____ extends in one dimension infinitely, shown by the arrows on both ends
  4. 8. A triangle where one of the angles is a 90 degree angle
  5. 13. A statement made by denying the original statement
  6. 15. What is a triangle where all three angles are equal to or less than 90 degrees called?
  7. 16. Whether a statement is true or false
  8. 17. These two lines are _________________ (SEE PICTURE 1)
  9. 19. A triangle where at least two of the sides are congruent
  10. 20. A triangle where all three sides are congruent
Down
  1. 2. The point on a segment that divides the segment into two equal parts
  2. 3. Lines, angles, or shapes with the same measure are _______
  3. 4. Any sentence that is true or false - but not both
  4. 6. Two lines that lie on the same plane and intersect at a 90 degree angle
  5. 9. Property that states a number equals itself (a=a)
  6. 10. An undefined term with no dimension, represented by a small dot
  7. 11. The picture shows a ________ (SEE PICTURE 2)
  8. 12. Has one defined endpoint, the other side continues infinitely on
  9. 14. A 125 degree angle would be what kind of angle?
  10. 18. Two rays with the same starting point