What would be the new ordered pairs of reflecting the figure formed by (-1, 5), (-2, 2), (3, 2), and (2, 5)?

reflecting through where? x-axis? y-axis? origin?

Just to remind you, reflecting through
x-axis: (x,y) -> (x,-y)
y-axis: (x,y) -> (-x,y)
(0,0): (x,y) -> (-x,-y)