EDGE Math 8

Determine the slope of the line that contains each given pair of points. Choose the correct answer.

1.	$(- 12, 8)$ and $(4, 12)$

−4

- \frac{1}{4}

\frac{1}{4}

Answer: $\frac{1}{4}$

2.	$(7, − 13)$ and $(4, − 8)$

- \frac{5}{3}

- \frac{3}{5}

\frac{3}{5}

\frac{5}{3}

Answer: $- \frac{5}{3}$

3.	$(\frac{1}{2}, − \frac{10}{3})$ and $(\frac{17}{2}, − \frac{10}{3})$

−8

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Answer: 0

4.	$(- 7.5, − 6.3)$ and $(- 7.5, − 9.3)$

−3

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Answer: undefined

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