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All transformations in this test are Reflections What is a reflection? REFLECTIONS flip, mirror cartwheel chinup 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Names of lines The y-axis x= The x-axis y= 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 All horizontal lines are y= number Names of lines y= y= -4 y=0 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 x= -7 All vertical lines are x= number x=0 Names of lines x= x=9 The original shape or point is the PRE-IMAGE pre-image The transformed shape is the IMAGE A -----> image A' 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 REFLECT the Points over the y-axis x=0 same distance from mirror 3 3 B' image location B ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Translate the point(s) Reflect over x-axis y=0 B 2 2 B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over x-axis B 3 3 B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over y-axis B 4 B' 4 image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over y=2 B B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over x= -2 B B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over y= -4 B B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over x=1 B B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over y=1 B' B image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over x=0 B' B image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over x=-4 B B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over y= 6 B B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over y=0 B B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 reflect over x= -10 B B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over x= 6 B' image location ( B , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 A' Reflect over x= -1 ( B' , A ) B' A' B B image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over y-axis A' ( B , ) B' image location ( A , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over x-axis A' ( B , ) B' image location ( A , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 A' ( B , A ) Reflect over y-axis B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over x= -3 A' ( , ) B' image location ( A B , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 A' Reflect over y=5 ( , B ) B' image location ( A , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over x = 2 A' ( B , ) B' image location A ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over x = 4 A' ( , A ) B B' image location ( , ) 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 Reflect over y = -1 A' ( , B ) B' image location A ( , ) |