What are two possible transformations that together could have been used to create the red figure from the blue figure?
1. a translation of 2 units up followed by a translation of 4 units right
2. a rotation of 90 degrees counterclockwise about the origin followed by a translation of 2 units up
3. a reflection across the y axis followed by a translation of 2 units up
4. a translation of 2 units up followed by a reflection across the x axis