Geometry Vocabulary

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Across
  1. 3. A transformation that changes the size of a figure but not its shape
  2. 4. A statement that is accepted as true without proof
  3. 9. Events that have one or more outcomes in common
  4. 12. Events for which the occurrence or nonoccurrence of one event affects the probability of the other events
  5. 13. Having the same size and shape
  6. 17. A pair of adjacent angles whose noncommon sides are opposite rays.
  7. 18. A line that intersects two coplanar lines at two different points
  8. 19. An angle formed by two sides of a polygon with a common vertex
  9. 21. The side opposite the right angle in a right triangle
  10. 22. A four-sided polygon
  11. 25. two figures are similar if they have the same shape but not necessarily the same size
Down
  1. 1. Events for which the occurrence or nonoccurrence of one event doesn't affect the probability of the other event
  2. 2. The original figure in a transformation
  3. 5. A transformation that shifts or slides every point of a figure or graph the same distance in the same direction
  4. 6. An unbroken part of a circle consisting of two points on the circle
  5. 7. Either of two angles whose sum is 180°.
  6. 8. To divide into two congruent parts
  7. 10. Each of the pairs of opposite angles made by two intersecting lines.
  8. 11. The point that divides a segment into two congruent segments
  9. 14. A transformation when all of the angles with the vertex of a point and its image are congruent.
  10. 15. A segment whose endpoints lie on a circle
  11. 16. A quadrilateral with exactly two pairs of congruent consecutive sides.
  12. 20. A quantity that has both magnitude and direction
  13. 23. A transformation across a line
  14. 24. A straight path that has no thickness and extends forever.