Respuesta :

The rule of reflection over the line y = -x ⇒ (x,y) → (-y,-x)

The coordinates of the image :
A'(-1, 1), B'(-2, -1), C'(-1, 0)
so, the coordinates of ABC is 
A( -1,1) , B(1,2) and C(0,1)

Answer:

B.) A( -1,1), B(1,2), C(0,1)

Explanation:

PLATO

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