Slope from a Graph

Front

What is the slope of a vertical line?

Back

Undefined

Front

What is the slope of a line that rises 2 units for every 1 unit it runs?

Back

2

Front

What does a positive slope indicate about a line?

Back

The line rises from left to right.

Front

What does a negative slope indicate about a line?

Back

The line falls from left to right.

Front

What is the slope of a horizontal line?

Back

Zero

Front

How do you calculate the slope between two points (x1, y1) and (x2, y2)?

Back

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

Front

What is the slope of a line that runs parallel to the x-axis?

Back

Zero

Front

What is the slope of a line that runs parallel to the y-axis?

Back

Undefined

Front

If a line has a slope of 1/2, what does this mean?

Back

For every 2 units run, the line rises 1 unit.

Front

What is the slope of a line that decreases as you move from left to right?

Back

Negative