Writing Parallel and Perpendicular Line Equations

What are parallel lines?

• Lines that intersect at one point

• Lines that intersect and form a 9o° angle

• Lines that do not intersect

• Lines that cross the x and y axis

Tags

CCSS.HSG.CO.A.1

Slopes of parallel lines are...

• opposite reciprocals.
• opposites.
• the same.
• always 7.

Tags

CCSS.8.EE.B.5

What are perpendicular lines?

• Lines that intersect at one point

• Lines that intersect and form a 9o° angle

• Lines that do not intersect

• Lines that cross the x and y axis

Tags

CCSS.HSG.CO.A.1

CCSS.4.G.A.1

Slopes of perpendicular lines are...

• opposite (sign) reciprocals.

• opposites.

• identical.

• always 7.

Tags

CCSS.HSG.GPE.B.5

CCSS.HSG.CO.A.1

Which of the following is the correct opposite reciprocal for

 $-\frac{4}{5}$  ?

•  $\frac{4}{5}$  

•  $-\frac{5}{4}$  

•  $-\frac{4}{5}$  

•  $\frac{5}{4}$  

Which of the following is the correct opposite reciprocal for

 $4$  ?

•  $\frac{4}{1}$  

•  $-\frac{1}{4}$  

•  $-\frac{4}{1}$  

•  $\frac{1}{4}$  

Are the following slopes parallel, perpendicular or neither?
 $f\left(x\right)=-5x+3\ \ and\ g\left(x\right)=\frac{1}{5}x+3$  

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.B.6

Are the following slopes parallel, perpendicular or neither?
 $m=\frac{-2}{3}\ \ and\ m=\frac{-3}{2}$  

• Parallel

• Perpendicular

• Neither

Tags

CCSS.HSG.GPE.B.5

Are the following slopes parallel, perpendicular or neither?
 $m=\frac{-2}{3}\ \ and\ m=\frac{3}{2}$  

• Parallel

• Perpendicular

• Neither

Tags

CCSS.HSG.GPE.B.5

Are the following slopes parallel, perpendicular or neither?
 $m=\frac{4}{7}\ \ and\ m=\frac{4}{7}$  

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.B.6