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No they do not.

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13y ago
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Q: Do valid graphs have to have straight lines?
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Related questions

Do line graphs always have strait lines?

No, they NEVER ever have strait lines. Some graphs may have straight lines but most do not.


What similarities do all graphs of linear functions share?

They are all represented by straight lines.


What is the difference between linear and non linear graphs?

Linear graphs make straight lines. Non-linear graphs make thins like parabolas, hyperbolas, and ellipses.


How do you evaluate graphs of proportional relationships?

They are straight lines through the origin and their gradient is the constant of proportionality.


Do you use scale to draw a straight line?

I looked up and I think you use them to draw graphs but can use them to draw straight lines.


What is the difference between a linear graph and a non linear graph?

Linear graphs make straight lines. Non-linear graphs make thins like parabolas, hyperbolas, and ellipses


Do graphs represent equations?

Bar graphs and line graphs do not. Straight line, parabolic, and hyperbolic graphs are graphs of an equation.


How do you explain straight line graphs?

it just a straight line


What type of function that graphs into straight line?

It is a straight line equation.


What is a valid conclusion based kn the information presented in the graphs?

a valid conclusion based on the information in the graph is that


Are All Relationship Graphs Straight line?

No.


What is the difference between double bar and double line graphs?

Double Bar graphs are usually used to show different amounts of different subjects and are depicted using "bars".Double Line graphs are used to show fluctuations and changes in different subjects. They are presented with straight, curved or broken lines.