Understanding Slope of Lines

Multiple Choice

BELL-RINGER QUESTION #1

Which transformation took place for the given graph of triangle XGF to triangle X'G'F' displayed?

• Reflection across the x-axis

• Reflection across the y-axis

• Rotation of 90° clockwise

• Rotation of 90° counter-clockwise

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BELL-RINGER QUESTION #2

Determine the coordinates of the vertices of the figure reflected across the x-axis.

HINT: The rule of x-axis reflection is (x, y) → (x, -y)

A(1, -1)​ → ​

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B(4, 0) →​

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C(4, -4) →​

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Multiple Select

1. Which graph has a positive slope?

Select all choices that apply

• Graph A

• Graph B

• Graph C

• Graph D

Multiple Choice

2. Which graph has a slope -2x?

• Graph A

• Graph B

• Graph C

• Graph D

Multiple Choice

3. Which graph has a slope of 4/3x?

NOTE: Slope (m) is rise/run

• Graph A

• Graph B

• Graph C

• Graph D

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4. Determine the rise and run for the slope of the given graph.

rise=​

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run=​

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slope(m)=​

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5. Determine the rise and run for the slope of the given graph.

rise=​

Select answer

run=​

Select answer

slope(m)=​

Select answer

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6. Determine the rise and run for the slope of the given graph.

rise=​

Select answer

run=​

Select answer

slope(m)=​

Select answer

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7. Determine the rise and run for the slope of the given graph.

rise=​

Select answer

run=​

Select answer

slope(m)=​

Select answer

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8. Determine the rise and run for the slope of the given graph.

rise=​ ​

Select answer

run=​

Select answer

slope(m)=​

Select answer

Dropdown

9. Determine the rise and run for the slope of the given graph.

rise=​ ​

Select answer

run=​

Select answer

slope(m)=​

Select answer

Graphing

10. Graph the proportional equation of y=3x.

REMEMBER: proportional graphs start at the origin

Graphing

11. Graph the proportional equation of y=4/7x.

REMEMBER: proportional graphs start at the origin

Graphing

12. Graph the linear equation of y= 2/3x + 2.

NOTE: Slope-Intercept Form

y=mx+b, where m is the slope (rate of change) and b is the y-intercept (starting point on y-axis)

Graphing

13. Graph the linear equation of y= 4x - 3.

NOTE: Slope-Intercept Form

y=mx+b, where m is the slope (rate of change) and b is the y-intercept (starting point on y-axis)

Graphing

14. Graph the linear equation of y= 1/5x - 4.

NOTE: Slope-Intercept Form

y=mx+b, where m is the slope (rate of change) and b is the y-intercept (starting point on y-axis)

Graphing

15. Graph the linear equation of y= -3/4x + 6.

NOTE: Slope-Intercept Form

y=mx+b, where m is the slope (rate of change) and b is the y-intercept (starting point on y-axis)

Drag and Drop

16. The graph displayed shows the volume of water in a tank over time.

a) What is the dependent (y-value) variable in the graph?​ ​

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b)What is the independent (x-value) variable in the graph? ​ ​

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c)What scale is being used for the time (x-axis)?​​

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d)What scale is being used for the volume (y-axis)?​ ​

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e)Determine the rate of change of volume in liters per minute.​ ​

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Drag these tiles and drop them in the correct blank above

Volume

Time

minutes

liters (L)

5 L per minute

10 L per minute

2 L per minute

Length

meters (m)

seconds

Multiple Choice

Exit Ticket - TEK 8.4A

△KLM and △PRS are similar right triangles. Which proportion can be used to show that the slope of side KM is equal to the slope of side PS?

HINT: Slope cannot be used to define slope.