Geometry crossword puzzle

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Across
  1. 1. A tool used to measure angles
  2. 3. Has no dimension and is represented by a dot
  3. 4. A type of line that consists of one endpoint and all other points after that endpoint
  4. 5. A unit of measurement that relates to angles
  5. 6. An instrument used to measure lengths
  6. 8. Two lines that will never intersect
  7. 12. Has one dimension and is represented by two arrowheads extending in opposite directions
  8. 13. Two or more lines that cross each other at a certain point
  9. 14. The point that splits a line into two equal parts
Down
  1. 1. Lines that intersect at a 90-degree angle
  2. 2. An angle that equals 180 degrees
  3. 4. An angle that equals 90 degrees
  4. 7. A common endpoint in an angle
  5. 9. A figure that consists of two rays and a vertex
  6. 10. Has two dimensions and is represented by a shape that looks like a floor or wall
  7. 11. A line that consists of two endpoints and all points in between