Question

Where do two perpendicular lines intersect

Answer 1

Two Perpendicular lines intersect at a single point called the"Intersection".

If The Two Lines Are Y=Ax+B And Y=cx+d, Then Their Intersection Has X Coordinate(d-b)/(a-c) And Y Coordinate {A(d-b)/(a-c)+b}

Answer 2

90 degrees exactly. It is four 90 degree angles