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The coordinates of A, B, C, and D are A (-6, 1), B (-9, 4), C (-1, 1), and D (-7, 6). How are AB←→ and CD←→ related?

Respuesta :

Thank you for posting your question here. Below are the choices that can be found elsewhere:

a. They are parallel lines.
 b. They are intersecting lines but are not perpendicular.
 c. They are perpendicular lines.
 d. They are coincident lines.

The answer is B. 

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