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slamgirl [31]
3 years ago
12

Find the coordinate of K' after a Glide reflection of the triangle: translation 4 units up and 4 units right then a reflection a

cross the line y = 1.
Part 3a​

Mathematics
1 answer:
monitta3 years ago
4 0

Answer:

  a.  (-1, 3)

Step-by-step explanation:

The "glide" 4 units right and up is the transformation ...

  (x, y) ⇒ (x+4, y+4)

The reflection across y=1 is the transformation ...

  (x, y) ⇒ (x, 2-y)

Combined, you have the transformation ...

  (x, y) ⇒ (x +4, 2-(y +4)) = (x +4, -2-y)

Then, ...

  K(-5, -5) ⇒ K'(-5 +4, -2-(-5)) = K'(-1, 3)

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