2. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Click Once to Begin JEOPARDY! Stretching and shrinking

3. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD JEOPARDY! 100 200 300 400 500 Vocabular y Hodge Podge Problems 1 Problems 2 Problems 3 Problems 4

4. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Daily Double Graphic and Sound Effect! DO NOT DELETE THIS SLIDE! Deleting it may cause the game links to work improperly. This slide is hidden during the game, and WILL not appear. In slide view mode, copy the above (red) graphic (click once to select; right click the border and choose “copy”). Locate the answer slide which you want to be the daily double Right-click and choose “paste”. If necessary, reposition the graphic so that it does not cover the answer text. Daily Double!!!

5. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD A comparison of two quantities

6. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD ratio

7. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD The number used to multiply a figure by to get a similar figure

8. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Scale factor

9. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Sides that are in the same position in a similar figure are called….

10. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Corresponding sides

11. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Corresponding angles must have the same?

12. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD measure

13. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Similar figures must have: (two things)

14. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 1.Corresponding angles have the same measure, 2. corresponding sides have equivalent ratios.

15. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD What is the relationship between 3 and 1/3 called?

16. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD reciprocals

17. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD What is the number 8 called in the rule (8x,8y)?

18. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD coefficient

19. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD If we apply the following rule, will we have similar figures? Why or why not? (.5x,.5y)

20. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Yes, the coefficients of x and y are the same

21. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD What copier size factor would you apply to enlarge a figure 1.5 times?

22. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 150 %

23. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD If the perimeter of one figure is 10, and the perimeter of a similar figure is 50, what was the scale factor used to enlarge the figure?

24. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 5

25. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD I want to enlarge a 3 x 5 inch picture by a scale factor of 300%. How large would it be?

26. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 9 x 15

27. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Which of the following rectangles are similar? Show math to prove. 4 x 8 6 x 16 10 x 20

28. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 4 x 8 and 10 x 20

29. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD A figure was enlarged by a scale factor of 4. How many times bigger is the perimeter?

30. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 4

31. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD A figure was enlarged by a scale factor of 4, how many times bigger is the area?

32. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 4 squared = 16 times bigger

33. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD

34. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 21

35. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD

36. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD X = 36

37. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD

38. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 1080 cm

39. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD

40. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 2x,2y

41. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Explain what happens to the figure when the rule is applied (3x,6y)

42. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 3 times wider, 6 times taller

43. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD A model tv is created. The actual tv screen is 18.8 cm by 24.5 cm. The scale factor between the actual and model is 1/5. What are the dimensions of the model tv?

44. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 3.76 cm x 4.9 cm

45. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD If you applied the rule (2x, 1/2y) to a figure, would the figures be similar? Why or why not?

46. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD No, different coefficients.

47. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD A scale factor of 3 is applied to a figure. How many times bigger will the area of the image be?

48. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 9

49. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD

50. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD (.5x,.5y) yes they are similar. Scale factor is 1/2

51. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD

52. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 10/8 or 1.25

53. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD

54. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD RS = 6 RQ = 10 y = 50 degrees

55. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD

56. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 192 cm squared

57. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD

58. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 10

59. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 5/6 = x /24 x = _____

60. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 20

61. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 3/7 ÷ 4/7

62. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD 3/4

63. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD Write the fraction as a decimal and as a percent. 3/8

64. Template by Modified by Bill Arcuri, WCSD Chad Vance, CCISD.375 = 37.5 %