Geometry Vocab

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Across
  1. 3. an angle less than 90 degrees
  2. 5. used to tell exact location in space.
  3. 6. each of the pairs of opposite angles made by two intersecting lines.
  4. 9. 90 degree angle
  5. 10. 180 degree angle
Down
  1. 1. a term without a formal definition
  2. 2. an angle bigger than 90 degrees
  3. 4. two adjacent angles that sum to 180
  4. 7. a line with an endpoint
  5. 8. infinte long object