4-4 Parallel & Perpendicular Lines

What does "m" represent in y = mx + b?

• y-intercept
• slope
• input

• output

• x-intercept

What does 'b" represent in y = mx + b?

• y-intercept
• x-intercept

• output

• slope
• input

Parallel lines have...

• same slope

  &

  same y-intercept

• same slope

  &

  different y-intercepts

• different slopes &

  same y-intercept

• different slopes &

  different y-intercepts

• not here

Slopes of perpendicular lines are...

• opposite reciprocals.
• opposites.
• the same.
• reciprocals.

• always steep.

y = 3x + 2

y = 3x - 3

These lines are...

• Parallel
• Perpendicular
• Neither parallel nor perpendicular

• The same line
• Intersecting

• Parallel
• Perpendicular
• Neither parallel nor perpendicular

• The same line

Which slope is parallel to  m = 4?

• m = 4

• m = -1/4

• m = -4

• m = 1/4

• None of these

Tags

CCSS.HSG.CO.A.1

CCSS.4.G.A.1

Which slope is perpendicular to  m = 5/8?

• m = -5/8

• m = 5/8

• m = -8/5

• m = 8/5

• None of these

Which of the following lines goes through the point (0, 4)

and is parallel to y = 5x - 3?

• y = (1/5)x - 3

• y= 5x - 7
• y = 5x + 4
• y = -5x - 3
• y = (1/5)x + 4

Tags

CCSS.HSG.GPE.A.1

Which slope is perpendicular to  m = 5/8?

• m = -5/8

• m = 5/8

• m = -8/5

• m = 8/5

• m = 0