Introduction to Geometry

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Across
  1. 3. a portion of a line located between two points
  2. 7. two lines on the same plane that do not intersect
  3. 9. a precise location or place on a plane. It is usually represented by a dot
  4. 10. a straight path that continues in both directions forever
  5. 11. two intersecting lines that form a 90 degree angle
Down
  1. 1. a statement that we take to be automatically true.
  2. 2. if three points, A, B, and C, are collinear and B is between A and C, then AB+BC=AC
  3. 4. when you make an educated guess based on what you know or observe
  4. 5. something that compares two numbers
  5. 6. the point where the rays meet
  6. 7. a flat two-dimensional object
  7. 8. formed by two rays with the same endpoint
  8. 12. a piece of a line that starts at one point and extends infinitely in one direction