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Sagot :

Answer:

Option B

Step-by-step explanation:

The slope of the line BC is,

[tex] \frac{ - 2 - 8}{7 - 3} [/tex]

[tex] = \frac{ - 10}{4} = - \frac{5}{2} [/tex]

Since AD is altitude to BC, we can say AD is perpendicular to BC, so the slope of the line AD which is perpendicular line to BC will be,

[tex] \frac{2}{5} [/tex]

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