HELP ME PLZ!!
Triangle ABCTriangle ABC is rotated to form △A'B'C' .
The coordinates of point A are (1, 1) , the coordinates of point B are (3, 1) , and the coordinates of point C are (1, 4) .
Which counter clockwise rotation around the origin results in the transformation of △ABC to △A'B'C' ?
Select from the drop down arrow to choose the correct rotation.
(a) rotation of 90
(b) rotation of 180
(c) rotation of 360