Geometry Vocabulary

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Across
  1. 7. The common endpoint of an angle
  2. 9. A pair of adjacent angles whose noncommon sides form a line
  3. 10. Part of a line with two endpoints and infinitely many points between
  4. 12. Equally distant
  5. 16. Points that lie on the same line
  6. 18. Two angles whose sum is 180 degrees
  7. 21. A pair of opposite congruent angles formed by intersecting lines
  8. 22. A ray that divides an angle into two congruent angles
  9. 24. Coplanar lines that do not intersect
  10. 25. An angle that measures less than 90 degrees
  11. 26. A point that divides a segment into two congruent segments
Down
  1. 1. Points that lie on the same plane
  2. 2. Having the same size and shape
  3. 3. Two angles whose sum is 90 degrees
  4. 4. A segment, ray, line or plane that intersects a segment at its midpoint
  5. 5. Lines that intersect to form right angles
  6. 6. An angle than measures more than 90 degrees, but less than 180 degrees
  7. 8. A line that is perpendicular to a segment at its endpoint
  8. 11. An angle that measures 180 degrees
  9. 13. A figure created by two rays with a common endpoint
  10. 14. An angle that measures 90 degrees
  11. 15. A flat surface that extends infinitely in two dimensions
  12. 17. Angles that have a common side and a common vertex (next to each other)
  13. 19. A single location
  14. 20. Part of a line with one end point and extends infinitely in the opposite direction
  15. 23. A straight path that extends infinitely in two direction