Unit 2 - Geometry Basics

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Across
  1. 2. two angles that share a common side
  2. 3. points that lie in the same plane
  3. 5. the middle point of a line segment
  4. 7. in angle ABC,point B is the ______.
  5. 9. an angle whose measure is greater than 180 degrees
  6. 10. two angles that are congruent and are formed by intersecting lines
  7. 12. a flat surface that extends indefintely in all directions
  8. 14. segments or angles of the same length
  9. 16. two angles whose sum is 90 degrees
  10. 17. a point on a line and all the points to one side of it
  11. 18. two angles whose sum is 180 degrees
Down
  1. 1. an angle which measures exactly 180 degrees
  2. 4. the set of all points collinear to two points
  3. 6. lines that meet at a 90 degree angle
  4. 8. points on the same line
  5. 11. an angle whose measure is less than 90 degrees
  6. 13. two endpoints and all the points in between
  7. 15. formed when two rays meet at their endpoint