Red..........yellow...............red and yellow...........our sun is yellow.....................and is a star........but not every star is yellow.............some are red........like red giants...

In geometry, a ray is a line with a single endpoint (or point of origin) that extends infinitely in one direction.Aug 4, 2015

What is a Ray in Geometry? - Definition & Examples - Video & Lesson ...

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Identifying rays | Lines, line segments, and rays | Khan Academy

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Geometry|Tools of geometry|Lines, line segments, & rays. Identifying rays. About. Identifying Rays ...