Question

AB¯¯¯¯¯ has end points at A (0, 10) and B (0, 0) . A transformation is performed on AB¯¯¯¯¯ and the image is A'B'¯¯¯¯¯¯¯ with end points A' (0, 10) and B' (0, 20) .
What transformation was preformed on AB¯¯¯¯¯ ?

reflected across the x-axis

rotated 180° about point B

rotated 180° about point A

translated up 10 units

Answer 1

I think it is rotated at point a 180 degrees.