Constant of Proportionality

Constant of Proportionality

Assessment

Flashcard

Mathematics

7th Grade

Practice Problem

Hard

CCSS
7.RP.A.2D, 7.RP.A.2B, 7.RP.A.2A

+2

Standards-aligned

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the constant of proportionality?

Back

The constant of proportionality is a constant ratio between two proportional quantities, often represented as 'k'.

Tags

CCSS.7.RP.A.2B

2.

FLASHCARD QUESTION

Front

How do you find the constant of proportionality from a graph?

Back

To find the constant of proportionality from a graph, identify two points on the line, (x1, y1) and (x2, y2), and use the formula k = y/x.

Tags

CCSS.7.RP.A.2B

3.

FLASHCARD QUESTION

Front

What does a proportional relationship look like on a graph?

Back

A proportional relationship on a graph is represented by a straight line that passes through the origin (0,0).

Tags

CCSS.7.RP.A.2D

4.

FLASHCARD QUESTION

Front

If k = 2, what does this imply about the relationship between x and y?

Back

If k = 2, it implies that for every unit increase in x, y increases by 2 units, indicating a direct proportionality.

Tags

CCSS.7.RP.A.2D

5.

FLASHCARD QUESTION

Front

What is the formula for finding the constant of proportionality using a table of values?

Back

The formula is k = y/x, where y is the output value and x is the input value.

Tags

CCSS.7.RP.A.2B

6.

FLASHCARD QUESTION

Front

How can you determine if a relationship is proportional from a table?

Back

A relationship is proportional if the ratio of y to x is constant for all pairs of values in the table.

Tags

CCSS.7.RP.A.2A

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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