Finding Slope

Front

What is the slope of the line passing through the points (1,8) and (3,12)?

Back

2

Front

What is the slope of a vertical line?

Back

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Front

What is the slope formula?

Back

(y2 - y1) / (x2 - x1)

Front

What is the slope of the line shown on the graph if it goes down 1 unit for every 2 units it goes to the right?

Back

-1/2

Front

Find the slope of the line passing through the points (6, 9) and (18, 7).

Back

-1/6

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

0

Front

If a line has a slope of -1, what does that mean?

Back

For every 1 unit increase in x, y decreases by 1 unit.

Front

How do you determine the slope from a graph?

Back

Count the rise over run between two points on the line.