1. Welcome to Chapter 11 Jeopardy

2. $100 $200 $300 $400 $100 $200 $300 $400 Net Gain or Loss Integers Coordinate Grids Transformations

3. Answer to Column 1 $100 You have $2.00. Next, you earn $15.00 for mowing the lawn, but you have to buy $6.00 worth of gas for the lawnmower. What is your net gain or loss?

4. Column 1 Question $100 2+15 – 6 = 11 So, comparing the $2 you started with and the $11 you ended with, you gained $9.

5. Answer to Column 1 $200 Cassandra started on the 4 th floor and rode the elevator down 3 floors. Then, she rode the elevator up 6 floors, then down one more. What floor was she on?

6. Column 1 Question $200 4 -3= 1. 1+6=7 7-1=6 She was on the 6 th floor. But the easiest way to solve this problem is by drawing a picture!

7. Answer to Column 1 $300 It was -9 degrees at sunrise, 17 degrees at noon, and 14 degrees at sunset. What was the net increase or decrease in temperature from sunrise to sunset?

8. Column 1 Question $300 -9 +23 = 14 So, there was a net increase of 23 degrees. But the easiest way to solve it is by drawing a picture!

9. Answer to Column 1 $400 Cassandra started on the 4 th floor and rode the elevator down 3 floors. Then, she rode the elevator up 6 floors, then down one more. What was her net increase or decrease in floor levels?.

10. Column 1 Question $400 4 – 3 + 6 – 1 = 6 th floor So from the 4 th floor where she started to the 6 th floor where she ended, it was a net increase of 2 floors.

11. What number best represents a loss of 27 pounds? Answer to Column 2 $100

12. -27 represents the loss Column 2 Question $100

13. Janet lives in a city 145 feet above sea level. Allie lives in a city 151 feet below sea level. What is the difference in elevation between Janet and Allie’s cities? Answer to Column 2 $200

14. Column 2 Question $200 145 – (-151) = 296 But, the easiest way to solve this problem is by drawing a picture! 145 feet above 151 feet below

15. Answer to Column 2 $300

16. Column 2 Question $300

17. Answer to Column 2 $400

18. Column 2 Question $400

19. Answer to Column 3 $100

20. Column 3 Question $100

21. Answer to Column 3 $200 What type of transformation is shown here?

22. Column 3 Question $200 It’s a dilation, since they are similar figures.

23. Answer to Column 3 $300 What type of transformation is shown here?

24. Column 3 Question $300 It’s a rotation, since the image is turned, or spun.

25. What type of transformation is shown here? Answer to Column 3 $400

26. Column 3 Question $400 It’s a rotation, since the image was turned. It wasn’t just flipped. Look at the button on his shirt.

27. Answer to Column 4 $100 Describe the translation shown from the yellow figure to the green figure. How many units was it moved, and in which direction?

28. Column 4 Question $100 It was moved 8 units up.

29. Answer to Column 4 $200 Describe the translation shown from figure A to figure B. How many units was it moved, and in which direction?

30. Column 4 Question $200 It was moved 10 units to the left and 7 units up.

31. Answer to Column 4 $300 If this figure was dilated using a scale factor of 2, what would its new dimensions be?

32. Column 4 Question $300 The original figure is 5 by 1, so the new dimensions would be 10 by 2. 5 x 2 = 10 1 x 2 = 2

33. If triangle ABC is reflected over the y-axis, to form triangle DEF, what would the coordinates be for points D, E, and F? Answer to Column 4 $400

34. Column 4 Question $400