Term Definition Extra Transformations that preserve ____________ Which of the 4 transformations are Rigid Motions and ___________ _____________. rigid motions? (Isometry) Sketch the line of reflection and label In order to perform/describe a line reflection: points ABCD and A’B’C’D’ Pre-image Line Reflections ___________ of reflection ***Orientation is __________________ *** Example 1: Identify each of the following examples as a reflection or rotation based on the orientation of the images. A. B. C. D. Reflection or Rotation Reflection or Rotation Reflection or Rotation Reflection or Rotation PARTNER EXERCISE: Listen to your partners’ description of the reflection occurring on the board and attempt to complete the reflection yourself. Partner 1 Partner 2
Term Definition Extra Rigid Motions (Isometry) Transformations that preserve ____________ and ___________ _____________. Which of the 4 transformations are rigid motions? Line Reflections In order to perform/describe a line reflection: Pre-image ___________ of reflection ***Orientation is __________________ *** Sketch the line of reflection and label points ABCD and A’B’C’D’ Example 1: Identify each of the following examples as a reflection or rotation based on the orientation of the images. A. Reflection or Rotation B. Reflection or Rotation C. Reflection or Rotation D. Reflection or Rotation PARTNER EXERCISE: Listen to your partners’ description of the reflection occurring on the board and attempt to complete the reflection yourself. Partner 1 Partner 2
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