1. Lesson #16- Cartesian Coordinates

2. x-coordinate y-coordinate is an ORDERED PAIR. (4, 5) The point

3. The Cartesian coordinate system was invented by René DesCartes (1596-1650) – “I think therefore I am.”

4. y-axis (vertical axis) x-axis (horizontal axis) origin (0,0) second quadrant (-, +) third quadrant (-, -) fourth quadrant (+, - ) I first quadrant (+, +) II IIIIV

5. Pizza HQ P(0,1) Hospital H(7,6) DMHS D(6,-4) Marina M(-6,-3) Bowling Alley B(2,-8) Treasure T(-5,5) P(0,1) H(7,6) D(6,-3) M(-6,-3) B(2,-8) T(-5,5) Eg. 1 Place the following locations on the Cartesian Plane 7 6 -5 5 1 -4 6 -6 -3 -7 2

6. Homework June 2010 Exam Questions Complete Plotting Points Handout