Perpendicular and Parallel Equations

Slopes of parallel lines are...

• opposite reciprocals

• the same

• opposites

• always 7

Tags

CCSS.8.EE.B.5

Slopes of perpendicular lines are...

• opposite reciprocals

• the same

• opposite

• always 7

Tags

CCSS.8.EE.B.6

• the same line

• perpendicular

• neither

• parallel

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.B.6

Mathematical Equivalence

OFF

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

• Parallel

• Perpendicular

• Neither

• The same line

Tags

CCSS.HSG.CO.A.1

Find a line parallel to 2x - 3y = 12 and goes through (12, 4)

y = ​ (a)   x ​ ​ (b)   (c)  

• 2/3

• -

• 4

• -2/3

• 12

• +

• 3/2

• 14

• -3/2

• 22

Mathematical Equivalence

ON

• parallel

• perpendicular

• intersecting

• parallel

• perpendicular

• intersecting