Geometry vocabulary

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Across
  1. 2. A tool used to measure and construct angles
  2. 3. Angles formed by intersecting lines that are opposite and congruent
  3. 5. An angle whose measure is greater than 90 degree
  4. 7. Lines that meet at a point
  5. 9. Lines that never meet
  6. 11. Angles that have a sum of exactly 180 degrees
Down
  1. 1. Two angles that have a sum of exactly 90 degrees
  2. 3. The endpoint of an angle
  3. 4. An angle whose measure is less than 90 degrees
  4. 6. Angles are measured in these units
  5. 8. Has one endpoint and extends without end in one direction
  6. 10. Formed by two rays intersecting at a common endpoint