Horizontal & Vertical Lines

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.

Front

How do you identify a horizontal line in an equation?

Back

A horizontal line can be identified by an equation of the form y = c, where c is a constant.

Front

How do you identify a vertical line in an equation?

Back

A vertical line can be identified by an equation of the form x = c, where c is a constant.

Front

What is the relationship between the slopes of perpendicular lines?

Back

The slopes of two perpendicular lines are negative reciprocals of each other.

Front

What is the slope of the line represented by the equation y = mx + b?

Back

The slope is represented by the coefficient m in the equation.

Front

What is the slope of the line y = -3?

Back

The slope is 0, indicating a horizontal line.

Front

What is the slope of the line y = 2/3?

Back

The slope is 2/3, indicating an upward slant.

Front

What is the slope of the line y = 4/5?

Back

The slope is 4/5, indicating an upward slant.

Front

What is the slope of the line y = -2?

Back

The slope is 0, indicating a horizontal line.