Writing Equations of Parallel and Perpendicular Lines

Slopes of parallel lines are...

• negative reciprocals.

• negatives.

• the same.

• always 7.

Tags

CCSS.8.EE.B.5

Slopes of perpendicular lines are...

• negative reciprocals.

• negatives.

• the same.

• always 7.

Tags

CCSS.8.EE.B.6

What slope is parallel to:  
m = 3/4

• 4/3
• 3/4
• -3/4
• -4/3

Tags

CCSS.8.EE.B.6

What is the slope of a line perpendicular to 5?

• 5

• 1/5

• -1/5

• -5

Tags

CCSS.8.EE.B.5

• parallel

• perpendicular

• intersecting

Are the two linear equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

Tags

CCSS.8.EE.C.8B

• y = 4x + 14

• y = 3x + 12