Constant of Proportionality - Level 3

Front

In order for a graph to represent a proportional relationship, the line must be straight and go through the _________.

Back

origin

Front

What makes a graph proportional?

Back

A straight line that goes through the origin.

Front

Is the graph proportional or non proportional if it does not pass through the origin?

Back

non proportional

Front

Which equation shows the correct constant of proportionality? y = ?

Back

y = 3x

Front

The constant of proportionality can be represented by which fraction?

Back

the fraction y/x

Front

What is the definition of the constant of proportionality?

Back

The constant of proportionality is the ratio between two proportional quantities, often represented as k in the equation y = kx.

Front

If y = 4x, what is the constant of proportionality?

Back

4

Front

If a graph passes through the points (0,0) and (2,6), is it proportional?

Back

Yes, because it passes through the origin.

Front

What does a curvy line on a graph indicate about the relationship between the variables?

Back

It indicates a non-proportional relationship.

Front

If the constant of proportionality is 5, what is the equation of the line?

Back

y = 5x