Proportional Relationships in Tables, Graphs, and Equations

Flashcard
•
Mathematics
•
7th Grade
•
Hard
+4
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 tell if a graph represents a proportional relationship?
Back
A graph represents a proportional relationship if it is a straight line that passes through the origin (0,0).
Tags
CCSS.7.RP.A.2D
3.
FLASHCARD QUESTION
Front
What is the formula for a proportional relationship?
Back
The formula for a proportional relationship is y = kx, where k is the constant of proportionality.
Tags
CCSS.7.RP.A.2C
4.
FLASHCARD QUESTION
Front
What does the constant of proportionality represent?
Back
The constant of proportionality represents the unit rate or the ratio of the two quantities in a proportional relationship.
Tags
CCSS.7.RP.A.2B
5.
FLASHCARD QUESTION
Front
How do you find the constant of proportionality from a table?
Back
To find the constant of proportionality from a table, divide the values of one quantity by the corresponding values of the other quantity and check if the result is constant.
Tags
CCSS.7.RP.A.2B
6.
FLASHCARD QUESTION
Front
What is a unit rate?
Back
A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'per' something.
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
7.
FLASHCARD QUESTION
Front
If a table shows the values (2, 6), (4, 12), (6, 18), is it proportional?
Back
Yes, the table is proportional because the ratio of y to x is constant (3 in this case).
Tags
CCSS.7.RP.A.2A
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