Parallel and Perpendicular Lines Slope

Front

What is the slope of two parallel lines?

Back

The slope of two parallel lines is the same.

Tags

CCSS.8.EE.B.5

Front

What is the relationship between the slopes of two perpendicular lines?

Back

The slopes of two perpendicular lines are opposite reciprocals.

Tags

CCSS.8.EE.B.6

Front

In the equation y=mx+b, what does 'm' represent?

Back

In the equation y=mx+b, 'm' represents the slope.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

If a line has a slope of 4, what is the slope of a line parallel to it?

Back

The slope of a line parallel to it is also 4.

Tags

CCSS.8.EE.B.5

Front

What is the slope of a line that is perpendicular to a line with a slope of 2?

Back

The slope of a line that is perpendicular to a line with a slope of 2 is -1/2.

Tags

CCSS.8.EE.B.6

Front

How do you determine if two lines are parallel using their slopes?

Back

Two lines are parallel if their slopes are equal.

Tags

CCSS.8.EE.B.6

Front

How do you determine if two lines are perpendicular using their slopes?

Back

Two lines are perpendicular if the product of their slopes is -1.

Tags

CCSS.8.EE.B.6

Front

What is the slope of a horizontal line?

Back

The slope of a horizontal line is 0.

Tags

CCSS.8.EE.B.5

Front

What is the slope of a vertical line?

Back

The slope of a vertical line is undefined.

Tags

CCSS.8.EE.B.5

Front

If a line has a slope of -3, what is the slope of a line perpendicular to it?

Back

The slope of a line perpendicular to it is 1/3.

Tags

CCSS.8.EE.B.6