Seudónimo Seudónimo
  • 11-05-2020
  • Mathematics
contestada

What are the coordinates of the Image of point M under a Reflection across the y-axis?
A. (-1,2)
B. (-2, 1)
C. (-2,-1)
D. (1, -2)​

What are the coordinates of the Image of point M under a Reflection across the yaxisA 12B 2 1C 21D 1 2 class=

Respuesta :

Аноним Аноним
  • 11-05-2020

Answer:

(C)

Step-by-step explanation:

Reflection Rule for the Y-Axis:

[tex](x,y) \rightarrow(-x,y)[/tex]

Using the mapping rule and Point M:

[tex](2,-1) \rightarrow (-2,-1)[/tex]

[tex]\text {M' is: } (-2,-1)[/tex]

The correct option should be C.

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