Proportional Relationships & the Constant of Proportionality

What makes a graph proportional?

• Straight line
• The line goes through the origin
• Curvy line
• Straight line and the line goes through the origin

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.B.4

Proportional or Non-Proportional?

• Proportional

• Non-Proportional

Tags

CCSS.7.RP.A.2D

Proportional or Non-Proportional?

• Proportional

• Non-Proportional

Tags

CCSS.7.RP.A.2D

Which graph is non-proportional?

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.3

Proportional or Non-Proportional?

• Proportional

• Non-Proportional

Tags

CCSS.8.EE.B.5

CCSS.8.F.A.3

CCSS.8.F.B.4

Which best describes the table?

• proportional
• non-proportional

Tags

CCSS.8.EE.B.5

Does the table represent a proportional relationship?

• yes

• No

• Not enough information to determine

Tags

CCSS.8.EE.B.5

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Tags

CCSS.7.RP.A.2B

Determine the missing value in the table.

• 15
• 3
• 1/3
• 9

Tags

CCSS.5.OA.B.3

Identify the constant of proportionality.

• 25

• 50

• 1/50

• none (not proportional)

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.B.4

CCSS.8.SP.A.3