Chapter 1 Geometry Terms

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Across
  1. 4. Two angles whose measures add up to 180 degrees
  2. 6. The point that divides a segment into two equal parts
  3. 7. An angle smaller than 90 degrees
  4. 11. The exact location of something in space
  5. 13. A figure formed by two rays with a common endpoint
  6. 14. The sides of an angle are two of these
  7. 17. Points that lie on the same plane
  8. 18. Two angles that are opposite each other when two lines intersect
  9. 19. The point halfway between two other points
  10. 20. The part of the figure outside the angle
  11. 25. A segment that divides another segment into two congruent parts
Down
  1. 1. A statement accepted as true without proof
  2. 2. The point where two lines or rays meet
  3. 3. Points that lie on the same line
  4. 5. A part of a line with two endpoints
  5. 8. Two angles whose measures add up to 90 degrees
  6. 9. A triangle with one angle equal to 90 degrees
  7. 10. Equal in measure or length
  8. 12. A ray that divides an angle into two equal angles
  9. 15. A flat surface that extends infinitely in all directions
  10. 16. The common endpoint of two rays that form an angle
  11. 21. Two points that determine the length of a segment
  12. 22. The region between two rays of an angle
  13. 23. A part of a line that has one endpoint and extends infinitely in one direction
  14. 24. A type of angle that measures between 90 and 180 degrees