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Lessons on Modeling Linear Relationships

Lessons on Modeling Linear Relationships

Assessment

Presentation

Mathematics

9th Grade

Hard

Created by

Joseph Anderson

FREE Resource

21 Slides • 14 Questions

1

​Modeling Linear Relationships

Slope, direct variation, proportional relationships​

2

Multiple Choice

What is the intersection of the x-axis and y-axis called?

1

Abscissa

2

Origin

3

Ordinate

4

Ordered Pair

3

Multiple Choice

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Where is point E located?
1

( 2, 0 )

2

( 2 , 2 )

3

( 0 , 2 )

4

( 0 , 0 )

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9

Multiple Choice

What is the name for a line that goes up and down?

1

horizontal

2

diagonal

3

vertical

10

Multiple Choice

What is the name for a line that goes right and left?

1

horizontal

2

diagonal

3

vertical

11

Multiple Choice

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Categorize the slope of the line

1

Positive

2

Negative

3

Zero

4

Undefined

12

Multiple Choice

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Categorize the slope of the line

1

Positive

2

Negative

3

Zero

4

Undefined

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15

Multiple Choice

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Find the slope
1
-5/7
2
7/5
3
-7/5
4
5/7

16

Multiple Choice

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Find the slope of the line.
1
-2
2
2
3
-1
4
1

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19

Multiple Choice

What is the slope formula?

1

m = x2+x1y2+y1m\ =\ \frac{x_2+x_1}{y_2+y_1}

2

m = x2x1y2y1m\ =\ \frac{x_2-x_1}{y_2-y_1}

3

m = y2+y1x2+x1m\ =\ \frac{y_2+y_1}{x_2+x_1}

4

m = y2y1x2x1m\ =\ \frac{y_2-y_1}{x_2-x_1}

20

Multiple Choice

What is the slope of a line that passes through the coordinates (4,1) and (8,3)?

1

-2

2

-1/2

3

1/2

4

2

21

Multiple Choice

What is the slope of a line that passes through the coordinates (2,3) and (4,6)?

1

-3/2

2

-2/3

3

2/3

4

3/2

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32

Multiple Choice

What type of relationship is a direct variation.

1

proportional

2

non-proportional

33

Multiple Choice

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Does the graph show a direct variation?

1

Yes

2

No

34

Multiple Choice

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Does the given graph show a direct variation?

1

Yes

2

No

35

Thank you for your attention!

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I am glad we are on this adventure together!​

​Modeling Linear Relationships

Slope, direct variation, proportional relationships​

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