Geometry Terms

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Across
  1. 3. coplanar lines that do not intersect
  2. 5. shapes that are the same shape and size
  3. 8. a conjecture that is proven
  4. 9. 3 angle total measurement equaling 90 degrees
  5. 11. statements that have been accepted without formal proof
  6. 12. part of a line consisting of 2 points
Down
  1. 1. points and lines in the same plane.
  2. 2. line that intersects 2 co-planar lines
  3. 4. the union of two rays that share one and only one point
  4. 6. flat surface that has no thickness
  5. 7. the amount of turn between 2 arms or sides of an angle
  6. 10. a series of points that extend in two opposite directions