The Geometry crossword challenge

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Across
  1. 3. Side Angle Side
  2. 5. Angle Side Angle
  3. 6. Side Side Side
  4. 8. Line through the center of a circle
  5. 10. Same shape and size
  6. 13. 9degreeses
  7. 15. Shape with 3 sides
  8. 16. Greater than 90 degrees
  9. 18. Lines intersect and make 90 degree angle
  10. 19. Less than 90 degrees
Down
  1. 1. Center of the circle to the edge
  2. 2. Shape with 4 sides
  3. 4. Angle Angle side
  4. 7. Lines can not intersect and are not on same plane
  5. 9. line between 2 points
  6. 10. Distance around a circle
  7. 11. Continuing line with 1 start point
  8. 12. Shape with 5 sides
  9. 14. Hypotnuse leg
  10. 17. the Lines can not intersect and are onthe same plane