Line segment at has endpoints at a(8, -9) and t(3, -6). when rotated, the new coordinates of line segment a't' are located at a'(-8,9)andt(-3,6). what type of rotation was done? choose all that apply. 180 degree clockwise 90 degree clockwise 90 degree counterclockwise 180 degree counterclockwise 270 degree clockwise 270 degree counterclockwise !