What is a proportional relationship?
Proportional Relationships and Equations

Flashcard
•
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 identify a proportional relationship from a graph?
Back
A graph shows a proportional relationship if it is a straight line that passes through the origin (0,0).
3.
FLASHCARD QUESTION
Front
What does the slope of a line represent in a proportional relationship?
Back
The slope represents the rate of change between the two quantities in a proportional relationship.
4.
FLASHCARD QUESTION
Front
What is the formula for calculating slope?
Back
Slope (m) = (change in y) / (change in x).
5.
FLASHCARD QUESTION
Front
What is the y-intercept in a linear equation?
Back
The y-intercept is the value of y when x is 0, representing where the line crosses the y-axis.
6.
FLASHCARD QUESTION
Front
What does it mean if an equation is proportional?
Back
An equation is proportional if it can be expressed in the form y = kx, where k is a constant.
7.
FLASHCARD QUESTION
Front
Identify the slope of the equation y = 4x + 2.
Back
The slope is 4.
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