Proportional and Nonproportional Relationships
Flashcard
•
Mathematics
•
7th Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a proportional relationship?
Back
A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.
Tags
CCSS.7.RP.A.2A
2.
FLASHCARD QUESTION
Front
How can you determine if a relationship is proportional using a table?
Back
To determine if a relationship is proportional using a table, divide the y-value by the x-value for each pair. If the result is the same for all pairs, the relationship is proportional.
Tags
CCSS.7.RP.A.2A
3.
FLASHCARD QUESTION
Front
What is the constant of proportionality?
Back
The constant of proportionality is the constant ratio in a proportional relationship, often represented as k in the equation y = kx.
Tags
CCSS.7.RP.A.2B
4.
FLASHCARD QUESTION
Front
What does it mean if a relationship is nonproportional?
Back
A nonproportional relationship means that the ratio between the two quantities is not constant.
Tags
CCSS.7.RP.A.2D
5.
FLASHCARD QUESTION
Front
If y = 3x + 2, is this a proportional relationship?
Back
No, because the equation includes a constant (2) that affects the ratio.
Tags
CCSS.7.RP.A.2C
6.
FLASHCARD QUESTION
Front
What is the formula to find the constant of proportionality?
Back
The formula to find the constant of proportionality is k = y/x.
Tags
CCSS.7.RP.A.2B
7.
FLASHCARD QUESTION
Front
In a proportional relationship, what happens to y if x is doubled?
Back
If x is doubled in a proportional relationship, y will also double.
Tags
CCSS.7.RP.A.2D
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