Question

in a coordinate plane two nonvertical lines are ________ if and only if the product of their slope is -1

Answer 1

@jabez177 @PandaNinja101 @Will.H @Ellie201 @rosepetalingg @Daniel_Chernioglo @Gabylovesyou

Answer 2

perpendicular lines for a 90 degree angle and also their slopes when multiplied = -1

Answer 3

for= form

Answer 4

thank you!

Answer 5

yw