Identifying Parallel Lines from Equations

What is a key characteristic of parallel lines?

• They have different slopes.

• They intersect at one point.

• They have the same slope but different y-intercepts.

• They are always horizontal.

Which form are all the given lines in?

• General form

• Standard form

• Point-slope form

• Slope-intercept form

What is the slope of line A?

• 4

• 3

• 2

• 1

What is the y-intercept of line A?

• -6

• 0

• 6

• 2

How does the slope of line B compare to line A?

• It is negative.

• It is steeper.

• It is less steep.

• It is the same.

What is the y-intercept of line B?

• 0

• 2

• -6

• 5

What is the slope of line C?

• 4

• 3

• 2

• 1

What is the y-intercept of line C?

• 0

• -6

• 5

• 2

Which lines are parallel?

• None of the lines

• Line A and Line C

• Line B and Line C

• Line A and Line B

Why are lines A and C parallel?

• They have the same y-intercept.

• They have the same slope but different y-intercepts.

• They have different slopes.

• They intersect at one point.