Answer
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A part of a line.
It has a fixed starting point
It has no end point.
Extends forever in 1 direction.

↓Steps Explained:↓

What is a Ray Definition:

A part of a line.
It has a fixed starting point
It has no end point.
Extends forever in 1 direction.

Ray Image

How To Denote a Ray:

--→
PQ

First letter represents the fixed point.
Second letter = infinite direction point

Properties of a Ray:

Has a fixed starting point.

Has 1 end point.

Ray notation starts with the endpoint letter

Extends forever in one direction

It has unmeasureable length

Infinite side is denoted with an arrow

The name ray comes from a beam of light emanating from a a source, like the sun.

Final Answer

A part of a line.
It has a fixed starting point
It has no end point.
Extends forever in 1 direction.
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