Question

Quadrilateral ABCD underwent a sequence of transformations to give quadrilateral A′B′C′D′. Which transformations could not have taken place?

A. a reflection across the line y = x followed by a reflection across the line y = -x

B. a reflection across the x-axis followed by a reflection across the y-axis

C. a rotation 180° clockwise about the origin followed by a reflection across the line y = x

D. a reflection across the y-axis followed by a reflection across

Answer 1

https://scontent-iad3-1.xx.fbcdn.net/hphotos-xta1/v/t1.0-9/11216573_10200910992054689_1869135443114024687_n.jpg?oh=41a906fbb484dcb963b37b17e6e900a6&oe=56981C5D

Answer 2

C because the 180° rotation clockwise would have it as it is and a reflection across the line y=x would have it somewhere completely different.