Slope - parallel and perpendicular lines

Front

What is the slope of a line?

Back

The slope of a line is a measure of its steepness, typically represented as 'm' in the equation of a line, and is calculated as the change in y divided by the change in x (rise over run).

Front

If two lines are parallel, what can be said about their slopes?

Back

If two lines are parallel, they have the same slope.

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Front

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

Back

Front

What is the slope of a horizontal line?

Back

The slope of a horizontal line is 0.

Front

What is the slope of a vertical line?

Back

The slope of a vertical line is undefined.

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