Reteach HSG-GPE.B.5 Parallel and Perpendicular Slopes

Slopes of parallel lines are...

• opposite reciprocals.
• opposites.
• identical.
• always 7.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Slopes of perpendicular lines are...

• opposite reciprocals.
• opposites.
• identical.
• always 7.

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

• Parallel
• Perpendicular
• Neither
• The same line

Tags

CCSS.HSG.CO.A.1

y = -2/3x + 2
y = 3/2x + 9
These lines are...

• Parallel
• Perpendicular
• Neither

Find the slope of a line parallel to the line below.
y = 2x + 4

• 2
• -1/2
• 1/2
• -2

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Find the slope of a line perpendicular to the line below.
y = 2x + 4

• 2
• -1/2
• 1/2
• -2

Find the slope of a line perpendicular to the line below
y = ½x + 4

• 1/2

• -1/2

• 2

• -2

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

• Parallel

• Perpendicular

• Neither

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

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

• Parallel

• Perpendicular

• Neither

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Write the equation of a line PERPENDICULAR to the line y = 3x + 2 that passes through the point (9, -2)

• y = -1/3x - 5

• y = 3x-29

• y = 1/3x -5

• y = -1/3x +1