1. 11.6 Congruence and Transformations

2. Transformations 3 ways to “move” a figure
preimage F F
Translation
Image

3. Transformations 3 ways to “move” a figure
preimage
Image F
Rotation about a point

4. Transformations 3 ways to “move” a figure
“maps”
Image
preimage
Reflection
in a line

5. Transformations
preimage
Image

6. Translation Reflection Rotation
Orientation is the same
Orientation is reversed
Orientation is changed

7. Name the transformation
Rotation

8. Name the transformation
Translation

9. Name the transformation
Reflection

10. Name the transformation
Rotation

11. Name the transformation
Reflection

12. Name the transformation
Translation

13. Identify Congruency
Two figures are congruent if the second can be obtained from the first by a series of rotations, reflections, and/or translations

14. Is ABC   A’B’C’ ?

15. Name the transformation that will map Tree A onto Tree B.
Translation

16. Name the transformation that will map Tree A onto Tree C.
Reflection

17. Name the transformation that will map Tree A onto Tree E.
Translation

18. Name the transformation that will map Tree A onto Tree D.
Rotation or Translated and Reflected

19. Watch Out
There may be more than one combination of transformations that maps one figure onto another.
2 reflections over intersecting lines is the same as a rotation

20. Homework
Page 537 (5-11) odd