MATHEMATICS · Single correct · CBSE · Mathematics · Lines and Angles · Lines and Angles
Problem
Lines l and m both pass through points A and B. Which conclusion is logically correct?
(a) l and m are perpendicular to each other.
(b) l and m are the same line.
(c) l and m are distinct parallel lines.
(d) l and m intersect at exactly one more point besides A and B.