Respuesta :

Answer: (2,-1)

Step-by-step explanation:

mhanifa

Answer:

  • A'(1, -2)

Step-by-step explanation:

The rule for a rotation by 270° about the origin is:

  • (x, y) → (y, - x)

Apply the rule to the point A, which has coordinates of (2, 1)

  • A(2, 1) → A'(1, -2)