# Abstract Algebra : Geometric Fields

## Example Questions

### Example Question #2 : Fields

Identify the following definition.

For some subfield of , in the Euclidean plane , the set of all points  that belong to that said subfield is called the __________.

Constructible Line

Line

Angle

Plane

Plane

Explanation:

By definition, when  is a subfield of , in the Euclidean plane , the set of all points  that belong to  is called the plane of .

### Example Question #3 : Fields

Identify the following definition.

Given that  lives in the Euclidean plane . Elements , and  in the subfield  that form a straight line who's equation form is , is known as a__________.

Plane

Circle in

Line in

Angle

Subfield

Line in

Explanation:

By definition, given that  lives in the Euclidean plane . When elements , and  in the subfield  , form a straight line who's equation form is , is known as a line in .

### Example Question #4 : Fields

Identify the following definition.

Given that  lives in the Euclidean plane . Elements , and  in the subfield  that form a straight line who's equation form is , is known as a__________.

Subfield

Circle in

Plane

Angle

Line in

Line in

Explanation:

By definition, given that  lives in the Euclidean plane . When elements , and  in the subfield  , form a straight line who's equation form is , is known as a line in .

### Example Question #5 : Fields

Identify the following definition.

If a line segment has length  and is constructed using a straightedge and compass, then the real number  is a __________.

Magnitude

Constructible Number

Straight Line

Angle

Plane