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Generally a ruler is a straight edge, but it can be anything... I generally just use a spare pencil.

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Q: What is a math straight edge?
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Related questions

What is straight edge in math?

A Ruler


What is the difference between a math straight edge and a math ruler?

A ruler has markings, a straight edge does not. In "straight edge and compass" constructions, you are not allowed to mark the straight edge. Things that are impossible using only a straight edge and compass are possible if markings are allowed (for example, it's possible to trisect an angle using a marked straight edge).


What is straight edge in math terms?

A straight edge is basically another name for a ruler, or it could be anything that makes straight lines.


What is an edge in math?

An edge is a straight line as part of a polygon. It can also be the straight line joining two faces of a solid which has polygonal faces.


What is a instrument used to construct straight lines in math?

A straight edge or a ruler are used to construct straight lines.


Whats a radius in math?

The length of a straight line from the centre of a circle to the edge of the circle.


Is straight edge a gang?

No. But there are straight edge "groups" that are a lot like gangs. But no, straight edge itself is not a gang, and a straight edge person is not a gang member.


Math what information is needed to draw a straight line?

2 points. However, the farther apart the 2 points the striaghter the line will be, unless you move the straight edge!!.


What is a straight edge used for?

A straight edge is used for making perfectly straight lines when drawing. The straight edge is placed on the paper and you use the edge to draw against.


Is vitamin water straight edge?

Yes, some people in the straight edge scene call vitamin water "straight edge water"


What is a thin strip of wood used to draw a straight edge?

A ruler or straight edge.


What is a straight edge?

a tattoo that has something to do with straight-edge, a subculture and lifestyle choice about not drinking, doing drugs or having casual sex. a straight-edge tattoo could be lyrics from an edge band or x's.