1. INSPECTOR PLOT Written by : M. C. Wigfall Plotting Points and Graphing Linear Equations Copyright September 2000 Demo contains a limited amount of the actual problems. USE MOUSE KEY TO ADVANCE THIS PRESENTATION. IF MOUSE KEY DOES NOT WORK USE THE PULL DOWN MENUS ON THE SIDE OF THE SCREEN. To write on the graph screen with the mouse simply right and choose full screen and then right click again and choose pointer options to choose pen and/or change the color of the pen.

2. INSPECTOR PLOT Inspector Plot Series is a series of exercises designed to help you learn to graph. It has different levels to help you acquire more skills in graphing as specified below. Objectives of Inspector Plot: To plot points To graph linear equations To identify linear equations To graph linear equations using slope-intercept form of equations To graph linear equations using intercepts To determine whether a relation is a function or not LEVEL 1 Gives you riddles to solve by getting clues by plotting points. LEVEL 2 Gives you points to plot to create drawings LEVEL 3 Gives you riddles to solve by graphing linear equations

3. Sallys Great Loss Sallys mother told her that she SHOULD NOT GO to the rock throwing contest. She still went there. She lost something she had had all of her life. What did she loose? Inspector Plot Clue Plot these points and connect them in the order given to get a clue. ( - 2, 1 ) ( - 2, 4 ) Then just plot this point. ( - 2, 5 ) Given: LEVEL 1 problem

4. Pirate Mooch Marks His Spot Dogs mark their spot by urinating on it. However, Pirate Mooch had a more unconventional method of marking the spot where the gold was buried. He said it was at the intersection. How did he mark the spot? ___________ Also show on graph below. Give the ordered pair that identifies the spot. __________ Inspector Plot Clue Graph these two lines to find out. y = 2 x + 2 between x = - 3 and x = - 1 y = - x – 4 between x = - 4 and x = - 2 Given: LEVEL 3 problem

5. Something Four Year Olds Want To Know This is something all four year olds want to know? What is it?________ Inspector Plot Clue Graph these two lines to find out. y = - x + 4 between x = 1 and x = 3 y = x +2 between x = -2 and x = 3 Given: LEVEL 3 problem

6. How To Get As The teacher told the parents that the student who gets a substantial amount of these can get a lot of As. What did the students need to be able to get a substantial amount to get a lot of As?_________ Inspector Plots Clue Plot and connect the each set of points in the order given. Do not connect the sets of points to each other. Set # 1.) ( - 5, 3 ) ( 5, 3 ) ( -5, - 3 ) ( 5, - 3 ) Set # 2.) ( 7, 4 ) ( 9, 4 ) ( 7, - 5 ) ( 9, 5 ) Set # 3.) ( - 10, - 4 ) ( - 9, - 4 ) ( - 10, - 5 ) ( - 9, -5 ) Given: LEVEL 1 problem

7. I Am Thinking Of Something I am thinking of something round green and soft. What is it? ________________ Inspector Plot Clue Plot these points and connect them in the order given. ( - 4, - 4 ) ( - 4, - 1 ) ( - 3, - 1 ) ( - 3, - 2 ) ( - 4, - 2 ) Given: LEVEL I problem