Interpreting Graphs

Front

What does the point (0,0) represent in the context of a graph?

Back

No cookies were sold and no money was made.

Front

What does the slope of a line indicate in a graph?

Back

The rate of change, e.g., 2 cm of rain will fall every hour.

Front

What is the y-intercept in a graph?

Back

The value of y when x is 0, indicating the starting point of the relationship.

Front

True/False: The point (4, 2) means that 4 cookies were purchased for $2.

Back

True.

Front

What does the y-intercept represent in a growth scenario?

Back

The initial value at the start of the observation period.

Front

How do you interpret the slope of a line in a graph?

Back

It shows how much y changes for a unit change in x.

Front

What does a positive slope indicate about a relationship in a graph?

Back

As x increases, y also increases.

Front

What does a negative slope indicate about a relationship in a graph?

Back

As x increases, y decreases.

Front

What does the x-intercept represent in a graph?

Back

The value of x when y is 0.

Front

How can you find the y-intercept from a linear equation?

Back

Set x to 0 and solve for y.