Geometry Vocab - Lincoln Adams

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Across
  1. 2. The distance around a two-dimensional object's exterior
  2. 3. A transformation that multiplies figure by a factor
  3. 4. A transformation that slides a figure to a new location
  4. 6. A transformation that turns an entire figure about a fixed point
  5. 8. Means to divide into two equal parts
  6. 9. A point on a line segment that divides it into two equal parts
  7. 11. Lie in the same plane and never intersect
  8. 14. a line segment that has both endpoints on a circle
  9. 19. The measure of any side or angle is equal to itself
  10. 20. of two events, what they have in common
Down
  1. 1. A rigid transformation that flips an image over the line of reflection
  2. 5. All outcomes in the sample space are not in the original event
  3. 7. A line segment that goes from one corner to another
  4. 10. a diagram with fact bubbles and a conclusion
  5. 12. is the number of squares units needed to fill up a region on a flat surface
  6. 13. Means "At right angles"
  7. 15. Angles that are equal if lines are parallel
  8. 16. of two events, the first event or the second event
  9. 17. Angles that add up to 180
  10. 18. Angles that are equal