Unit 1 and 2 Geometry Vocabulary

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Across
  1. 1. ___ angles have the same vertex and share one side
  2. 6. two angles that add up to 180 degrees
  3. 10. a polygon with no points on the interior
  4. 11. two lines that intersect to form 90 degree angles are called ___ lines.
  5. 13. two angles or segments with the same measure are ___.
  6. 15. a __ polygon is both equilateral and equiangular
  7. 17. an angle with a measure less than 90 degrees
  8. 18. There is exactly one __ through any 3 points
  9. 19. a ray that divides an angle in half
Down
  1. 2. two angles that add up to 90 degrees
  2. 3. an angle with a measure greater than 90 degrees
  3. 4. a line with an endpoint and extends in only one direction from that endpoint
  4. 5. If a=b, then b=a
  5. 7. AB = BA
  6. 8. a closed figure formed by a finite number of segments called sides
  7. 9. ____ angles are non-adjacent angles formed by two intersecting lines and have the same measure
  8. 10. a polygon that "caves" in
  9. 12. an angle with a measure of 90 degrees is called a ___ angle
  10. 14. the point that divides a segment in half
  11. 16. There is exactly one __ through any 2 points