What is a proportional relationship?
Proportional Relationships

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•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.
2.
FLASHCARD QUESTION
Front
How can you determine if a table represents a proportional relationship?
Back
A table represents a proportional relationship if the ratios of the corresponding values are equal.
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'.
4.
FLASHCARD QUESTION
Front
What does the slope of a line represent in a proportional relationship?
Back
The slope represents the constant of proportionality between the two variables.
5.
FLASHCARD QUESTION
Front
If a table shows values (2, 4), (3, 6), (4, 8), is it proportional?
Back
Yes, because the ratios (2:4, 3:6, 4:8) are all equal to 1:2.
6.
FLASHCARD QUESTION
Front
What is a unit rate?
Back
A unit rate is a rate in which the denominator is 1.
7.
FLASHCARD QUESTION
Front
How do you find the slope between two points (x1, y1) and (x2, y2)?
Back
Slope = (y2 - y1) / (x2 - x1).
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