Geometry Vocab

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Across
  1. 1. two angles whose sum is 180 degrees.
  2. 4. an angle that is between 90 and 180 degrees.
  3. 6. a pair of adjacent angles whose sum is 180 degrees.
  4. 8. A line or ray that intersects parallel lines.
  5. 10. two angles whose sum is 90 degrees.
  6. 11. two rays connected by a vertex.
  7. 12. lines that will never intersect.
  8. 15. an angle that is exactly 180 degrees.
Down
  1. 2. a triangle with all congruent sides.
  2. 3. a shape with three sides and three angles.
  3. 5. a 90-degree angle.
  4. 7. a triangle with 2 congruent sides.
  5. 9. equal.
  6. 13. an angle that is less than 90 degrees.
  7. 14. a triangle with no congruent lines.