Which of these transformations map the figure onto itself? Select all that apply.

Which of these transformations map the figure onto itself? Select all that apply. A. An isosceles trapezoid is rotated 180° about its center. B. A regular pentagon is rotated 72° clockwise about its center. C. A square is reflected across its diagonal. D. A regular hexagon is rotated 45° counterclockwise about its center. E. An equilateral triangle is reflected across a line coinciding with one of its sides.