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Lesson 9.8 Translations

Lesson 9.8 Translations. Translation - Each point of a figure is moved in the same distance in the same direction (sometimes called as slide). Image- the figure you get after the transformation . The translation of A to its image is A’. Example of Translation. Example of Translation.

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Lesson 9.8 Translations

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  1. Lesson 9.8Translations

  2. Translation- Each point of a figure is moved in the same distance in the same direction (sometimes called as slide). Image- the figure you get after the transformation . The translation of A to its image is A’.

  3. Example of Translation

  4. Example of Translation

  5. Vertical Translation • The y coordinate changes and the coordinate stays the same

  6. Horizontal • The x coordinate changes and the y coordinate stays the same.

  7. Notation

  8. A point and its image after a translation are given. Write a rule to describe the translation • A(9,-4), A’(2,1) • B(-3, 5), B’(-5,-3)

  9. Understanding Translation y D E x C The triangle below is translated 5 units right and 4 units down. Describe the translation below using a coordinate table. Coordinate Table x y x+5 y-4 C -5 1 0 -3 +5 D -2 4 3 0 -4 E 0 2 5 -2

  10. Homework • Page 481 (12-30) all

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