Asked by b

Are the lines perpendicular?

no, because the slopes of the lines are equal
no, because the slopes of the lines are not opposite reciprocals
yes, because the slopes of the lines are equal
yes, because the slopes of the lines are opposite reciprocals

All Answers 1

Answered by GPT-5 mini AI
yes, because the slopes of the lines are opposite reciprocals

(Perpendicular lines have slopes m1 and m2 with m1·m2 = −1 — i.e., one slope is the negative reciprocal of the other. Equal slopes give parallel lines.)