Section 1.1 The Distance and Midpoint Formulas

x axis y axis origin Rectangular or Cartesian Coordinate System

Let's plot the point (6,4) (-3,-5) (0,7) Let's plot the point (-6,0) (6,4) (-6,0) Let's plot the point (-3,-5)Let's plot the point (0,7)

Quadrant I x > 0, y > 0 Quadrant II x 0 Quadrant III x < 0, y < 0 Quadrant IV x > 0, y < 0

Horizontal or Vertical Segments

Find the distance d between the points (2,  4) and (  1, 3).

Find the midpoint of the line segment from P 1 = (4,  2) to P 2 = (2,  5). Plot the points and their midpoint. P1P1 P2P2 M