Geometry Vocabulary 1

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Across
  1. 3. An angle with a measure of 180°
  2. 4. A line that intersects two or more lines at two or more distinct points
  3. 8. to divide something into two equal parts
  4. 12. A series of points that extend infinitely in both directions
  5. 15. A part of a line with one endpoint and extending infinitely
  6. 16. An angle greater than 90° but less than 180°
  7. 17. A point exactly halfway between two endpoints
  8. 19. angle that are next to each other and share a side and vertex
  9. 21. objects that are the same shape and size
  10. 22. two angles that add to 180 degrees
Down
  1. 1. Angles outside the lines on the same side of a transversal(add to 180 degrees when lines are parallel))
  2. 2. A statement written in “if–then” form
  3. 5. An angle with a measure of 90°
  4. 6. Angles on opposite sides of the transversal and outside the lines(congruent when lines are parallel)
  5. 7. Angles inside the lines on the same side of a transversal(add to 180 degrees when lines are parallel)
  6. 9. two angles that add to 90 degrees
  7. 10. angles in the same position (congruent when lines are parallel)
  8. 11. Angles on opposite sides of the transversal and inside the lines(congruent when lines are parallel)
  9. 12. A part of a line with two endpoints
  10. 13. lines in the same plane that never intersect
  11. 14. lines that intersect at a 90 degree angle
  12. 18. A pair of adjacent angles that form a straight line
  13. 20. An angle greater than 0° but less than 90°