Proportionality

Which graph is proportional?

• A
• B
• C and D
• All of the graphs are proportional

Tags

CCSS.7.RP.A.2D

Write the equation for this table.
K=9

• y=9
• y=9x
• y=1/9

Tags

CCSS.5.OA.B.3

Write the equation for the table given

• y = 1/3x
• y = 3x
• y = 1/2x

Tags

CCSS.5.OA.B.3

Is the given table a proportional relationship? If so, what is the constant?

• Yes; 1/3
• Yes; 3
• Yes; 5
• No

Tags

CCSS.7.RP.A.2B

In what form is the equation of a proportional relationship?

• y = mx + b

• y = kx

Tags

CCSS.7.RP.A.2D

How do you find the constant of proportionality for a graph?

• Pick a point on the line and use the formula x/y

• Pick a point on the line and use the formula y/x

Tags

CCSS.7.RP.A.2B

The constant of proportionality can also be called the...

• Equation of a proportional relationship

• Unit Rate

• Origin

• Y-intercept

Tags

CCSS.7.RP.A.2B

Does this graph show a proportional relationship?

• Yes, because it is straight

• Yes, because it goes through the origin

• Yes, because it is straight and goes through the origin

• No, it is not

Tags

CCSS.7.RP.A.2D

Does this graph show a proportional relationship?

• Yes, because it is a straight line

• Yes, because it goes through the origin

• Yes, because it is a straight line and goes through the origin

• No, it is not

Tags

CCSS.7.RP.A.2D

Which of the following is the constant of proportionality for this equation?

y = 4x

• 4x

• 4

• y

Tags

CCSS.7.RP.A.2B