Refer to the graph below. Which of the following statements ...

Question

Refer to the graph below. Which of the following statements is true about the lines shown?

A

They are parallel because their slopes are equal.

B

They are perpendicular because the product of their slopes is -1.

C

They are neither parallel nor perpendicular because their slopes are different and their product is not -1.

D

The slopes of the lines cannot be determined from the graph.