Geometry Topic 1,2,3

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Across
  1. 2. two angles whose measures have a sum 90 degrees
  2. 4. two angles whose measures have a sum 180 degrees
  3. 5. the intersection of the perpendicular bisectors of a triangle
  4. 7. a ray that divides an angle into two adjacent congruent angle
  5. 12. an initial point and the points on the line that extend in one direction
  6. 13. an unproven statement that is based on observations
Down
  1. 1. reflect across to parallel lines
  2. 3. a line, ray, or segment that is perpendicular to a side of a triangle at its midpoint
  3. 6. all the points are on the same plane
  4. 8. the intersection of the angle bisectors
  5. 9. all the points are on the same line
  6. 10. reflect across x axis + reflect across the y axis
  7. 11. has magnitude and direction