The grid shows Figure Q and its image Figure Q′ after a transformation.

Which of the following transformations could be used to prove that Figure Q and Figure Q′ are congruent?

A. Counterclockwise rotation of 90° about the origin
B. Counterclockwise rotation of 270° about the origin
C. Clockwise rotation of 90° about the origin
D. Clockwise rotation of 180° about the origin

The grid shows Figure Q and its image Figure Q after a transformation Which of the following transformations could be used to prove that Figure Q and Figure Q a class=