Determine whether the non rigid transformations below are a dilation or distortion. Which one will result in two similar figures? a. (x,y) → (2x,2y) b. (x,y) → (2x, 3y)
Homework 9-1 Due Tuesday Night! Quiz Thursday! Test re-takes due by Friday! Must attend 30 minute tutorial FIRST!
1. Proportion 2. Scale Factor 3. Similar Figures 4. Similar Polygons write down your assigned definition – 2 minutes When instructed return to your group and share definitions in numerical order – 6 minutes
Log on to the online textbook and open up interactive learning assignment Answer questions in spiral notebook
Two figures that share: Congruent corresponding angles Proportional corresponding sides
NO!YES!
Corresponding Angles must be put in the same order! ∆ABC~∆DEF ∆ABC~∆FDE - WRONG
9-1