## 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:

First letter represents the fixed point.

Second letter = infinite direction point

## Properties of a Ray:

Fixed starting point and no end point.

### How does the What is a Ray Calculator work?

Free What is a Ray Calculator - This lesson walks you through what a Ray is and the various implications of a ray in geometry

### What 5 concepts are covered in the What is a Ray Calculator?

- geometry
- study of math dealing with shapes, space, and properties of space
- line
- an infinitely long one-dimensional object with no width, depth, or curvature
- plane
- a flat, two-dimensional surface that extends indefinitely
- point
- an exact location in the space, and has no length, width, or thickness
- ray
- a part of a line that has a fixed starting point but no endpoint

## What is a Ray Calculator Video

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