Geometry Crossword Puzzle

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Across
  1. 3. a unit of measure for angles
  2. 6. a point where two or more lines,rays, or edges meet tom form an angle
  3. 8. an angle that measures exactly 180 degrees
  4. 9. a geometric angle that measures exatly 90 degrees
  5. 10. the exact middle point of a line segment
  6. 11. a line that connects two points that extend in one direction forever
  7. 12. a geometric figure formed from two rays sharing a vertex
  8. 13. a straight one-dimensional figure that extends infinitely in both directions
  9. 14. a flat 2 2-dimensional surface that goes on forever
  10. 16. lines that are in the same plane that are always the same distance apart and will never intersect
Down
  1. 1. two or more straight lines that intersect at one common point
  2. 2. a tool used to measure the length of a segment and draw straight lines
  3. 4. a location represented by a dot
  4. 5. two lines that intersect at a single point forming a right angle
  5. 7. an instrument used to measure and draw angles
  6. 15. a part of a line that has two endpoints and a definite length that is measureable