Cd
[,si:'di:]
Examples
- On emerging from the glass, the light is refracted away from the perpendicular and takes the direction _CD_, which is clearly parallel to its original direction. Bertha M. Clark. General Science.
- The angle formed by the reflected ray (_CD_) and this same perpendicular is called the angle of reflection. Bertha M. Clark. General Science.
Typed by Konrad