Slope and Proportional Relationships Review

Flashcard
•
Mathematics
•
8th Grade
•
Hard
+4
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the slope of a line?
Back
The slope of a line is a measure of its steepness, calculated as the rise over run (change in y over change in x).
Tags
CCSS.8.EE.B.5
2.
FLASHCARD QUESTION
Front
How do you find the slope from two points (x1, y1) and (x2, y2)?
Back
Slope (m) = (y2 - y1) / (x2 - x1).
Tags
CCSS.8.EE.B.5
3.
FLASHCARD QUESTION
Front
What does the slope represent in a real-world context?
Back
The slope represents the rate of change between two variables, such as speed or cost per item.
Tags
CCSS.8.EE.B.5
4.
FLASHCARD QUESTION
Front
What is the equation of a line in slope-intercept form?
Back
y = mx + b, where m is the slope and b is the y-intercept.
Tags
CCSS.8.F.A.3
CCSS.8.EE.B.6
5.
FLASHCARD QUESTION
Front
What does the 'b' represent in the equation y = mx + b?
Back
The 'b' represents the y-intercept, the point where the line crosses the y-axis.
Tags
CCSS.8.F.A.3
CCSS.8.EE.B.6
6.
FLASHCARD QUESTION
Front
What is a proportional relationship?
Back
A proportional relationship is one where the ratio between two quantities remains constant.
Tags
CCSS.7.RP.A.2A
7.
FLASHCARD QUESTION
Front
How can you tell if a relationship is proportional from a table of values?
Back
If the ratio of y to x is constant for all pairs of values, the relationship is proportional.
Tags
CCSS.7.RP.A.2A
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