Slope of parallel and perpendicular lines

Front

Back

The slope is -5.

Tags

CCSS.8.EE.B.5

Front

What do parallel lines have in common?

Back

Parallel lines have the same slope.

Tags

CCSS.8.EE.B.6

Front

Back

The slope is -\frac{3}{7}.

Tags

CCSS.8.EE.B.6

Front

Back

Front

Back

Front

Back

The slope is \frac{1}{5}.

Tags

CCSS.8.EE.B.6

Front

What is the general form of the equation of a line?

Back

Front

How do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

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 negative reciprocals of each other.

Tags

CCSS.8.EE.B.6

Front

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

Back

The slope of the parallel line is also 3.

Tags

CCSS.8.EE.B.5