Rectangle ABCD is congruent to rectangle A"B"C"D" . Which sequence of transformations could have been used to transform rectangle ABCD to produce rectangle A"B"C"D" ? Rectangle ABCD was reflected across the y-axis and then across the x-axis. Rectangle ABCD was translated 2 units left and then 3 units down. Rectangle ABCD was rotated 180° around the origin and then translated 7 units down. Rectangle ABCD was translated 8 units left and then 7 units down.