In the diagram shown, CD is the image of AB after a reflection across line EF . Which of the following pairs of segments do not have to be the same length.
(1) AB and CD
(2) BF and EF
(3) AE and CE
(4) BF and DF

In the diagram shown CD is the image of AB after a reflection across line EF Which of the following pairs of segments do not have to be the same length 1 AB and class=