Slope from Two Points

Front

What is the slope of a horizontal line?

Back

0

Front

What is the slope of a vertical line?

Back

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Front

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

Back

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

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 the line that passes through the points (1, 2) and (3, 6)?

Back

2

Front

What is the slope of the line that passes through the points (4, 5) and (4, 10)?

Back

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Front

What is the slope of the line that passes through the points (0, 0) and (2, 4)?

Back

2

Front

If the slope of a line is 0, what can you say about the y-coordinates of any two points on the line?

Back

The y-coordinates are the same.

Front

What is the slope of the line that passes through the points (-1, -1) and (1, 1)?

Back

1