parallel and perpendicular check

Parallel lines...

• have opposite reciprocals.
• are opposites.
• have the same slope
• are always 7.

Slopes of perpendicular lines are...

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

Tags

CCSS.8.EE.B.6

Identify the slope of a line parallel to the one graphed.

• -7/3
• 3/7
• -3/7
• 7/3

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

• Parallel
• Perpendicular
• Neither
• The same line

y = -2/3x + 2
y = 3/2x + 9
These lines are...

• Parallel
• Perpendicular
• Neither

y = 0.5x +5
y = 1/2x - 7
These lines are...

• Parallel
• Perpendicular
• Neither

y = -2/5x + 2
y = 2/5x + 9
These lines are...

• Parallel
• Perpendicular
• Neither

What is the slope of a line parallel to the line whose equation is:  
y + 4 = 2(x - 9)  

• -1/2
• 9
• 1/2
• 2

What is the slope of a line parallel to the line whose equation is:  -2x + 3y = - 7?

• -2
• 2/3
• -3/2
• 2

A line is perpendicular to    y = 2x - 7.
What is the slope of this line? 

• -2
• 1/2
• -1/2
• 2