Unit 3 Slope

Front

What is the first step in finding the slope of a line from a graph?

Back

Find 2 good points.

Front

What type of slope does a vertical line have?

Back

Undefined.

Front

How is slope typically expressed?

Back

As a fraction.

Front

What type of slope does a line that rises from left to right have?

Back

Positive.

Front

What is the slope of a line represented as?

Back

A ratio of the change in y to the change in x.

Front

What does a negative slope indicate about a line?

Back

The line falls from left to right.

Front

What is the formula for calculating slope (m) between two points (x1, y1) and (x2, y2)?

Back

m = (y2 - y1) / (x2 - x1).

Front

What does a slope of zero indicate about a line?

Back

The line is horizontal.

Front

How can you determine if a slope is positive or negative from a graph?

Back

If the line rises from left to right, it is positive; if it falls, it is negative.

Front

What is the significance of the slope in a linear equation?

Back

It represents the rate of change between the variables.