Use the law of syllogism to form a conclusion from the given premises. premise 1: if a polygon was reflected across a line, then a rigid transformation was performed. premise 2: if a rigid transformation was performed, then the image and pre-image are congruent. select from the drop-down menus to correctly complete the conclusion. if (a) the image and pre image are congruent (b) a polygon was reflected across the line (c) a rigid transformation was formed (d) a figure is a polygon, then (a) a figure was reflected across the line (b) a rigid transformation was performed (c) the figure was transformed (d) the image and preimage are congruent