It is much cheaper to mass produce square boxes than round ones since a square box can be made from a single sheet of cardboard. Square boxes are also much easier to store since they can remain flat until needed.
Triangle ABC is reflected across the y-axis to form the image A'B'C'. Triangle A'B'C' is then reflected across the x-axis to form the image A''B''C''. What type of rotation can be used to describe the relationship between triangle A"B"C" and triangle ABC
