Proportional Relationships
Flashcard
•
Mathematics
•
8th Grade
•
Hard
+3
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 quantity is constant.
Tags
CCSS.7.RP.A.2A
2.
FLASHCARD QUESTION
Front
How do you set up a proportion?
Back
To set up a proportion, you create an equation that states that two ratios are equal, often written as a/b = c/d.
Tags
CCSS.7.RP.A.2A
3.
FLASHCARD QUESTION
Front
What is the constant of proportionality?
Back
The constant of proportionality (k) is the constant value that relates two proportional quantities, often represented in the equation y = kx.
Tags
CCSS.7.RP.A.2B
4.
FLASHCARD QUESTION
Front
How do you find the constant of proportionality from a table of values?
Back
To find the constant of proportionality, divide the output value (y) by the input value (x) for any pair of values in the table.
Tags
CCSS.7.RP.A.2B
5.
FLASHCARD QUESTION
Front
What is the equation of a proportional relationship?
Back
The equation of a proportional relationship is typically written as y = kx, where k is the constant of proportionality.
Tags
CCSS.7.RP.A.2C
6.
FLASHCARD QUESTION
Front
How do you determine if a table shows a constant rate of change?
Back
A table shows a constant rate of change if the ratio of the change in y to the change in x is the same for all pairs of values.
Tags
CCSS.HSF-LE.A.1B
7.
FLASHCARD QUESTION
Front
What does the slope of a line represent in a proportional relationship?
Back
The slope of a line in a proportional relationship represents the constant of proportionality (k).
Tags
CCSS.7.RP.A.2D
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