Graph triangle ABC with vertices A(7, -2), B(8, -5), C(3, -8) and its image after the following
transformations.
Give the coordinates of the final image.
(a) Translation: (x,y) → (x-9, y + 10)
(b) Rotation: 270° counterclockwise about the origin
(c) Reflection: in the line y = -x
