Constant of Proportionality Graphs

Flashcard
•
Mathematics
•
7th Grade
•
Hard
+3
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1.
FLASHCARD QUESTION
Front
What is the constant of proportionality?
Back
The constant of proportionality is the constant value (k) that relates two proportional quantities in the equation y = kx.
Tags
CCSS.7.RP.A.2B
2.
FLASHCARD QUESTION
Front
What characteristics does a proportional graph have? (SELECT ALL THAT APPLY)
Back
1. Be a straight line 2. Go through the origin 3. Increase by a constant rate
Tags
CCSS.7.RP.A.2D
3.
FLASHCARD QUESTION
Front
Write the equation of a proportional relationship given the constant of proportionality k = 6.
Back
y = 6x
Tags
CCSS.7.RP.A.2C
4.
FLASHCARD QUESTION
Front
How do you determine the constant of proportionality from a graph?
Back
The constant of proportionality can be determined by finding the ratio of y to x for any point on the line, which should be constant.
Tags
CCSS.7.RP.A.2B
5.
FLASHCARD QUESTION
Front
What is the equation of a line with a constant of proportionality of 2?
Back
y = 2x
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
6.
FLASHCARD QUESTION
Front
If y = 40 when x = 1, what is the constant of proportionality?
Back
The constant of proportionality is 40.
Tags
CCSS.7.RP.A.2B
7.
FLASHCARD QUESTION
Front
What does it mean if a graph does not pass through the origin?
Back
If a graph does not pass through the origin, it indicates that the relationship is not proportional.
Tags
CCSS.7.RP.A.2D
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