Parallel and Perpendicular lines

Parallel lines have the _______ slope

Tags

CCSS.HSG.CO.A.1

CCSS.4.G.A.1

Perpendicular lines have ________ slopes

• same

• opposite

• opposite reciprocal

• reciprocal

Tags

CCSS.HSG.CO.A.1

CCSS.4.G.A.1

Which figure shows a set of parallel lines?

• Figure 1
• Figure 2
• Figure 3
• Figure 4

Tags

CCSS.HSG.CO.A.1

CCSS.4.G.A.1

Which figure shows a set of perpendicular lines?

• Figure 1
• Figure 2
• Figure 3
• Figure 4

Tags

CCSS.HSG.CO.A.1

CCSS.4.G.A.1

What slope is parallel to:  
m = 4

• 4
• -1/4
• -4
• 1/4

Tags

CCSS.8.EE.B.6

What slope is perpendicular to:  
m = 5/8

• -5/8
• 5/8
• -8/5
• 8/5

Tags

CCSS.8.EE.B.6

What slope is perpendicular to:  
m = 3

• -3
• -1/3
• 1/3
• 3

Tags

CCSS.8.EE.B.5

The name for this formula is. . .

 $\frac{y_2\ -\ y_1}{x_2\ -\ x_1}$  

• slope formula
  

• slope intercept
  

• standard

• point-slope

Tags

CCSS.HSS.ID.C.7

Select all that are true.

• Parallel lines never intersect.

• Parallel lines intersect at a right angle.

• Perpendicular lines never intersect.

• Perpendicular lines intersect at a right angle.

Tags

CCSS.HSG.CO.A.1

Are these lines parallel, perpendicular, or just intersecting (but not perpendicular)?

 $y=6x+2$  $y=-6x-2$   

• Parallel

• Perpendicular

• Intersecting (but not perpendicular)

Tags

CCSS.HSG.CO.A.1

CCSS.4.G.A.1