Geometry

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Across
  1. 4. Another word for king
  2. 5. Temperature
  3. 7. Line that doesn't go on forever
  4. 8. Pilots drive this
  5. 11. Lines that go through each other
  6. 13. Middle of segment
  7. 14. They make a cross when they intersect
Down
  1. 1. 90 degrees
  2. 2. 180 degrees
  3. 3. Where lines meet
  4. 6. Lines that will never meet
  5. 8. Measuring tool in the form of a semi circle
  6. 9. Acute, obtuse, straight
  7. 10. Teachers tell you to get in a ____
  8. 12. Tip of a pencil
  9. 15. ___ Charles