Geometry crossword

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Across
  1. 4. a line that intersects a segment at its midpoint and forms four right angles
  2. 6. angles with measurements that add to 180 degrees
  3. 7. an infinitely long collection of point extending in two opposite directions
  4. 8. two adjacent angles whose noncommon opposite sides form opposite rays
  5. 9. has two endpoints and multiple points between the two
  6. 11. two non-overlapping angles that share a side and vertex
  7. 13. two angles who share a common vertex and whose non-common sides form opposite rays
  8. 14. the common endpoint of an angle
Down
  1. 1. a figure made of two rays that have a common endpoint
  2. 2. a line that hits at a vertex and cuts the angle into two congruent angles
  3. 3. lines that never intersect
  4. 5. angles with measurements that add to 90 degrees
  5. 8. two lines that intersect to form four right angles
  6. 10. a line that has one endpoint and the other goes on for infinity
  7. 12. two angles that form a linear are supplementary