Respuesta :

Answer:

a. (-6, -3)

Step-by-step explanation:

A triangle has been dilated with a factor of 3.

New coordinates will be :

  • (x, y) ⇒ (3x, 3y)

Therefore, A' will be :

  • (3(-2), 3(-1))
  • (-6, -3)
  • a

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