Geometry Vocab Review

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Across
  1. 1. a closed plane figure formed by 3 or more line segments that intersect only at their endpoints
  2. 8. a triangle with no congruent sides
  3. 9. an angle that measures 90 degrees
  4. 10. states that the measures of the angles in a triangle add to 180 degrees
  5. 13. an angle that measures more than 90 degrees and less than 180 degrees
  6. 14. a straight path that extends without end in opposite directions
  7. 15. a triangle containing an angle that measures 90 degrees
  8. 18. a triangle with all measures less than 90 degrees
  9. 19. two angles whose measures have a sum of 180 degrees
  10. 20. a pair of opposite congruent angles formed by intersecting lines
  11. 21. two angles whose measures add to 90 degrees
Down
  1. 2. a triangle containing one angle measuring greater than 90 degrees but less than 180 degrees
  2. 3. a triangle with at least 2 congruent sides
  3. 4. a flat surface that extends forever
  4. 5. a part of a line between 2 endpoints
  5. 6. an angle that measures less than 90 degrees
  6. 7. lines that intersect to form right angles
  7. 11. a triangle with 3 congruent sides
  8. 12. having the same size and shape
  9. 16. a line that intersects 2 or more lines
  10. 17. lines in a plane that do not intersect