What must be true about the slopes of two perpendicular lines, neither of which is vertical? (1 point)The slopes are equal.
The slopes have product 1.
The slopes have product –1.
One of the slopes must be 0.

Question

What must be true about the slopes of two perpendicular lines, neither of which is vertical?  (1 point)The slopes are equal.
The slopes have product 1.
The slopes have product –1.
One of the slopes must be 0.

anonymous · Answer

Since the lines are perpendicular the slope have negative reciprocal of -1. so the product must be -1. answer number 3!

anonymous · Answer

Can you solve my question?

anonymous · Answer

Which of the following, when placed in standard position, does not land in quadrant 3? (181°, –179°, 145°,–97°)