Geometry

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Across
  1. 1. An angle measuring more then 90 degrees and less then 180 degrees.
  2. 3. Two rays sharing a common endpoint.
  3. 7. A triangle with three congruent sides.
  4. 8. A triangle with two sides that are the same length.
  5. 10. An angle that measures less then 90 degrees.
  6. 11. An angle measuring 90 degrees.
Down
  1. 2. A polygon with three sides.
  2. 4. The straight path connecting two points and extending beyond the points in both directions.
  3. 5. All points between two given points, including the points given.
  4. 6. Part of a line starting at one point and extending indefinitely in one direction.
  5. 9. A triangle where none of the three sides have the same length.