Which sequence of transformations will map the preimage ∆abc onto the image ∆a'b'c'? rotation 180° counterclockwise about the origin followed by a translation 8 units up rotation 90° clockwise about the origin followed by a translation 2 units down and 2 units to the right rotation 180° counterclockwise about the origin followed by a reflection across the x-axis reflection across the line y = x followed by a reflection across the x-axis rotation 90° counterclockwise about the origin followed by a translation 10 units to the right and 10 units up