Two rays that share a common endpoint are called an "angle." The common endpoint is known as the vertex, and the rays are referred to as the "sides" of the angle. Angles can be measured in degrees or radians, depending on the context.
They can also be called arms.
a vertex
UV rays
the real name of x-rays is roentgen rays.
canal rays
what is ray rays facebook name
It is their name because every team has to have a name. It was shortened to The Rays from the Devil Rays because the Devil Rays really were not at all winning games.
Ultra Violet Rays
Radiation.
A modern day name for cathode rays is an electrons.
Röntgen rays, actinism, cathode rays,encephalogram, fluoroscope, radioactivity,radiograph, refractometry,
Yes. This angle has 2 rays connected by a point.