Question

ILL MEDAL!!!
Which sequence of transformations on preimage ∆ABC will NOT produce the image ∆A'B'C'?

reflection across the line y = x



rotation 180° clockwise about the origin followed by a reflection across the line y = -x



reflection across the y-axis followed by a rotation 90° clockwise about the origin



reflection across the x-axis followed by a reflection across the y-axis



reflection across the line y = -x followed by a rotation 180° counterclockwise about the origin

Answer 1

@sammixboo

Answer 2

@abs

Answer 3

Well, what does \(\Delta\)ABC look like if you reflect it over the line y = x?