If angle A is congruent to itself by the Reflexive Property, which transformation could be used to prove ABC - ADE by AA similarity postulate? Translate triangle ABC so that point C lies on point D to confirm
Dilate triangle ABC from point A by the ratio AD/AB to confirm AD~AB

Translate triangle ABC so that point B Lies on point D to confirm
Dilate triangle ABC from point A by the ratio AE/AC to confirm AE~AC