12) Triangle DEF is the image of triangle ABC
after a series of rigid motion transformations.
B
A
F
D
E
Which one of the following statements is true?
1) The measure of angle A is the same as the
measure of angle E.
2) Segment AC has the same length as
segment DF.
3) One transformation in the series must have
been a dilation.
4) Segment EF is congruent to segment AC.