Draw two dots on a piece of paper.Label them as point M and point N.Draw ray MN: a straight line starting at point M going towards point N, and add an arrow beyond point N to show it extends infinitely in that direction.Draw another point L that is not on ray MN.Draw line segment LM: a straight line connecting point L to point M.Draw line LN: a straight line passing through points L and N that extends beyond both points.