Question

determine whether the lines through each pair are perpendicular? (10,6); (2,16) and (-4,-3); (1,-7), I said it's not, is this correct?

Answer 1

no they aren't cannon look at your last post

Answer 2

or last thread whatever it is called

Answer 3

Well, your first slope is going to be 10/-8 and the second slope is -10/5. Those two equations aren't perpendicular.

Answer 4

Wait, I did that math wrong. It's 10/-8 and -4/5.