Are adef and arpq congruent?
yes. adef can be mapped to arpq by a reflection
across the x-axis followed by a translation 2 units
left.
yes. adef can be mapped to arpq by a 180°
rotation about the origin followed by a translation 2
units down.
no. adef cannot be mapped to arpq by a rigid
transformation or combination of rigid
transformations.