Confused: Do you mean the white part of the eyes? Are they red and irritated? The sclera is generically referred to as the white of the eye, made of a very tough type of protein. When it becomes red,  the causes can vary; from infection, to eye pressure, to injury, dryness of the cornea, allergy, etc. While some causes may be self-limited, others could blind you.
Given that triangle CDE is translated down and to the right, forming triangle C'D'E'. Therefore, the congruency statement that is correct is Î´DCE â Î´D'C'E'.
Congruent Complements Theorem. If two angles are complements of the same angle (or of congruent angles), then the two angles are congruent. Congruent Supplements Theorem. If two angles are supplements of the same angle (or of congruent angles), then the two angles are congruent. Right Angles Theorem