I don’t understand this question. If anyone could help, it’ll be great! :) picture is above

The coordinates of a, b, and c in the diagram are a(p,4), b(6,1), and c(9,q). which equation correctly relates p and q? hint: since is perpendicular to , the slope of × the slope of = -1. a. p - q = 7 b. q - p = 7 c. -q - p = 7 d. p + q = 7

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

Can someone me do math because i am having a breakdown rn because i don’t get it