Geometry vocabulary

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Across
  1. 2. an angle 0 < x < 90
  2. 3. lie on the same line
  3. 5. two angles that add to exactly 90 degrees
  4. 7. indicates a location and has no size
  5. 8. an angle 90 < x < 180
  6. 12. lie on the same plane
  7. 13. flat surface that extends with no end and has no thickness
  8. 14. angles on opposite/alternate sides of the transversal but inside the parallel lines
  9. 17. angles with a common side and vertex
  10. 18. angles with a common vertex, but opposite each other (have same measure)
  11. 20. part of a line consisting of one endpoint and continues with no end the other direction
  12. 21. two angles that add to exactly 180 degrees
  13. 24. an angle that equals 180 degrees
  14. 25. angles that are the same place and measure on two different lines
  15. 26. point, line, ray or segment that intersects the segment at its midpoint
  16. 27. a ray that divides an angle into two congruent angles
Down
  1. 1. line, ray or segment that is the perpendicular at the midpoint
  2. 4. two rays with the same endpoint
  3. 6. everything is the same
  4. 7. lines that will never intersect and are always equal distance apart
  5. 9. two adjacent angles that make a line and have a sum of 180 degrees are ______________
  6. 10. point that divides a segment into two congruent segments
  7. 11. where endpoints meet
  8. 15. a line or segment that cuts two parallel lines
  9. 16. angles on opposite/alternate sides of the transversal but outside the parallel lines
  10. 19. a straight path that extends with no end and has no thickness
  11. 22. an angle that equals 90 degrees
  12. 23. lines that intersect to form right angles