Geometry

13. A( -2, -5 ) => A' is a glide reflection where the translation is ( x, y ) => ( x + 7, y ), and the line of reflection is y = 2. What are the coordinates of A'?

a.) ( 5, 9 )
b.) ( 5, -5 )
c.) ( -2, 2 )
d.) ( 6, 2 )

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asked by Blaise
  1. first to (5,-5)
    then to (5, 2+5) = (5,7)
    ah well :(

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    posted by Damon
  2. actually, 2+7=9
    -5 is 7 units below y=2

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    posted by oobleck

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