Int 1 Quiz #1 Parallel and Perpendicular Lines

Slopes of parallel lines are...

• opposite reciprocals.
• opposites.
• identical.
• always 7.

Slopes of perpendicular lines are...

• opposite reciprocals.
• opposites.
• identical.
• always 7.

y = 3x +2
y = 3x - 3
These lines are...

• Parallel
• Perpendicular
• Neither
• The same line

Which two lines are parallel?

• Line A and Line B

• Line A and Line C

• Line B and Line C

Which two lines are perpendicular?

• Line A and Line B

• Line B and Line C

• Line A and Line C

Find the slope of a line perpendicular to the line below.
y = 2x + 4

• 2
• -1/2
• 1/2
• -2

Find the slope of a line parallel to the line below
y = ½x + 4

• 1/2
  
• -1/2
• 2
• -2

Write an equation for a line parallel to the line

y = (1/3)x - 4 through (-3, 2)

• y = (2/3)x +3

• y = (-1/3)x + 3

• y = (1/3)x + 3

• y = (-5/3)x + 3