20 POINTS TO WHOEVER GETS THE RIGHT ANSWER
What is the best description of the transformation of pre-image ABC to image A′B′C′?
On a coordinate plane, triangle A B C has points (10, 4), (4, 8), (6, 2). Triangle A prime B prime C prime has points (negative 10, negative 4), (negative 4, negative 8), (negative 6, negative 2). Line m goes through (0, 0) and (6, negative 6).
A rotation of 180° around the origin
A rotation of 270° around the origin
A translation of six units to the left and two units down.
A reflection over line m