What composition of rigid motions and a dilation maps EFGH to the dashed figure?

Question

anonymous · Answer

https://study.ashworthcollege.edu/access/content/group/45b8c516-1008-46d7-aa1d-bb9b62c786ff/geometry_exam_9_files/mc020-1.jpg here is the image A. D2 degrees T <0,-6> B. D2 degrees T <1,-3> C. D1/2 degrees T <1,-3> D. D1/2 degrees T <0,-6>

anonymous · Answer

someone please help I have been stuck on this for awhile

anonymous · Answer

I think it is b but not sure

mathstudent55 · Answer

The answer is A.
With the translation of <0, -6> every point first shifts 6 units down.
Then witth he dilation of 2 (D2) every coordinate beomes two times waht is was.