Randy wants to determine whether these two rectangles are congruent using only rigid transformations.

Two rectangles. The rectangle on the left lies flat on its side. The rectangle on the right is tilted, with one of its points pointing down.

Select from the drop-down lists to complete each sentence correctly.

He uses a _____ to make the bottom left vertices of both rectangles coincide. Then he uses a _____ about this vertex to make the left sides of the two rectangles coincide. If all pairs of corresponding sides and angles are congruent, then Randy determines that this pair of rectangles are congruent.

Blank A: Translation, Rotation, Reflection, Dilation
Blank B: Translation, Rotation, Reflection, Dilation