Geometry Chapter 1 Vocabulary

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Across
  1. 3. represented by four sides and has two dimensions
  2. 5. the center point of an angle
  3. 9. two angles that add up to 180 degrees
  4. 12. represented by a dot, has no dimension
  5. 13. Points that lie on the same line
  6. 14. angle is is exactly 180 degrees
  7. 16. angle exactly 90 degrees
Down
  1. 1. goes forever in both directions has one dimension
  2. 2. angle greater than 90 degrees
  3. 4. two angles that share a common side
  4. 6. two angles that add up to 90 degrees
  5. 7. formula used to find the distance between two points
  6. 8. part of a line
  7. 10. part of a line that has one end point and extends in one direction
  8. 11. Points that lie on the same plane
  9. 15. angle less than 90 degrees