Slope of Parallel and Perpendicular

Parallel lines have __________ slopes

• Equal

• Opposite

• Reciprocal 

• Total

Tags

CCSS.8.EE.B.5

What slope is parallel to:  
m = 3/4

• 4/3

• 3/4

• -3/4

• -4/3

Tags

CCSS.8.EE.B.5

What slope is parallel to:  
m = 4

• 4

• -1/4

• -4

• 1/4

Tags

CCSS.8.EE.B.5

Slopes of parallel lines are...

• opposite reciprocals.

• opposites.

• the same.

• always 7.

Tags

CCSS.8.EE.B.5

Choose the best answer to fill in the blanks.

Parallel lines always have the ​ (a)   slope.

Perpendicular lines have slopes that are ​ (b)   .

The product of perpendicular slopes always equals ​ (c)  

• same

• negative reciprocals

• -1

• reciprocals

• 1

• different

Tags

CCSS.8.EE.B.6

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

• -2

• 1/2

• -1/2

• 2

Tags

CCSS.8.EE.B.5

Perpendicular lines have _________________ slope.

• The Same

• Opposite Reciprocal

Tags

CCSS.8.EE.B.6

What is the slope of a line parallel to the line whose equation is 4x + 3y = 9?

• -4/3

• 3/4

• 4/3

• -3/4

Tags

CCSS.8.EE.B.5

Find the slope of the line that is parallel to the graph of

y= 2/9 x - 4.

• 2/9

• 9/2

• -2/9

• -9/2

Tags

CCSS.8.EE.B.5

Line A and B are perpendicular. Given each slope of line A, determine and match it to the slope of line B.

Tags

CCSS.8.EE.B.6