isaiahcritzer isaiahcritzer

16-05-2020
Mathematics

contestada

11. D'(2.9) is the image of D after a reflection
in the line y -axis. What are the coordinates
of D?

Respuesta :

jimrgrant1 jimrgrant1

16-05-2020

Answer:

D(- 2, 9 )

Step-by-step explanation:

Under a reflection in the y- axis

a pont (x, y ) → (- x, y )

Given D'(2, 9 ) is the image of D, then

D(- 2, 9 ) ← are the original coordinates

Since D(- 2, 9 ) → D'(2, 9 )

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