Slope of A Line Lesson

Slope of A Line

Drag and Drop

How do you calculate slope using a graph?

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look at the y intercept

look at the x intercept

Multiple Choice

What is the slope formula?

• $$m\ =\ \frac{x_2+x_1}{y_2+y_1}$$

• $$m\ =\ \frac{x_2-x_1}{y_2-y_1}$$

• $$m\ =\ \frac{y_2+y_1}{x_2+x_1}$$

• $$m\ =\ \frac{y_2-y_1}{x_2-x_1}$$

Fill in the Blanks

With the two coordinates (4,1) and (8,3), the y₂ is what number?

Fill in the Blanks

With the two coordinates (2,3) and (4,6), the x₁ is what number?

Fill in the Blanks

With the two coordinates (9,6) and (5,3), the y₁ is what number?

Fill in the Blanks

What is the slope of a line that passes through the coordinates (9,6) and (5,3)?

Hint: y/x

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With the two coordinates (4,1) and (8,3), the top part of the equation used to find the slope of the line would be:

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3 - 1

3 - 4

8 - 4

8 - 1

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With the two coordinates (4,1) and (8,3), the bottom part of the equation used to find the slope of the line would be:

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3 - 1

3 - 4

8 - 4

8 - 1

Drag and Drop

What type of slope?

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negative

steep

undefined

zero slope

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What type of slope?

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undefined

positive slope

negative slope

zero slope

Drag and Drop

What type of slope?

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zero slope

undefined

negative

positive

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Find the slope of the line.

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-5/4

5/4

-4/5

4/5