Polygons QRST and Q′R′S′T′ are shown on the coordinate grid:
A 180-degree clockwise rotation about the origin followed by a translation 1 unit to the right.
A 180-degree clockwise rotation about the origin followed by a translation 1 unit to the left.
A translation 1 unit to the left followed by a 270-degree counterclockwise rotation about the origin.
A translation 1 unit to the right followed by a 270-degree counterclockwise rotation about the origin.
