2. 100 200 300 400 6.116.126.13 6.14 Secondary Math II 6.10 500 600 100 200 300 400 500 600 100 200 300 400 500 600 100 200 300 400 500 600 100 200 300 400 500 600 Credits 6.15/6.16 100 200 300 400 500 600

3. 6.10 - 100- 100 Answer Define similar.

4. 6.10 - 200 - 200 Answer Determine if the two polygons are similar. Justify your answer. 5 5 12 55 7 7

5. 6.10 - 300- 300 Answer Determine if the two polygons are similar. Justify your answer. 100 80 100 80 8 8 8 8 3 3 3 3

6. 6.10 - 400- 400 Answer Determine if the two polygons are similar. Justify your answer. 5 5 5 5 3 3 3 3

7. 6.10 - 500 - 500 Answer Given that the polygons are similar, find the values of x and y. 449 18 12 8 x-5 y+3

8. 6.10 - 600- 600 Answer Randy is drawing a scale model of a living room that she is going to redecorate. If ¼ inch on the drawing represents 10 inches, find the measure of the actual room if the drawing is 8 inches by 7 inches.

9. 6.10 - 100 Answer- 100 Answer Answer: same shape, but not always the same size Define similar.

10. 6.10 - 200 Answer- 200 Answer Answer: NO, because the sides are not proportional. Determine if the two polygons are similar. Justify your answer. 5 5 12 55 7 7

11. 6.10 - 300 Answer- 300 Answer Answer: YES, the sides are proportional and the angles are congruent Determine if the two polygons are similar. Justify your answer. 100 80 100 80 8 8 8 8 3 3 3 3

12. 6.10 - 400 Answer- 400 Answer Answer: NO, because the angles are not congruent Determine if the two polygons are similar. Justify your answer. 3 3 3 3 5 5 5 5

13. 6.10 - 500 Answer- 500 Answer Answer: x = 32, y = 6 Given that the polygons are similar, find the values of x and y. 449 y + 3 18 12 8 x - 5

14. 6.10 - 600 Answer- 600 Answer Answer: 320 in by 280 in Randy is drawing a scale model of a living room that she is going to redecorate. If ¼ inch on the drawing represents 10 inches, find the measure of the actual room if the drawing is 8 inches by 7 inches.

15. 6.11 - 100 - 100 Answer Name the three ways that you can prove two triangles are similar.

16. 6.11 - 200 - 200 Answer Complete the similarity statement. A BC D E F

17. 6.11 - 300- 300 Answer Complete the similarity statement. 2 5 6 15 40 X Y Z L M N

18. 6.11 - 400- 400 Answer

19. 6.11 - 500- 500 Answer Given the two triangles are similar solve for x. 4 8 6 x² - 4x

20. 6.11 - 600- 600 Answer Given the two triangles are similar, solve for x and y. 10 50 2 3 x + 2 20 y - 8

21. 6.11 - 100 Answer - 100 Answer Answer: AA, SSS, SAS Name the three ways that you can prove two triangles are similar.

22. 6.11 - 200 Answer - 200 Answer Answer: DEF, AA Complete the similarity statement. A BC D E F

23. 6.11 - 300 Answer- 300 Answer Answer: LMN by SAS Complete the similarity statement. 2 5 6 15 40 X Y Z L M N

24. 6.11 - 400 Answer - 400 Answer MQ // OP Alternate Interior Angles <MNQ~<PNO AA

25. 6.11 - 500 Answer- 500 Answer Answer: x = 6, -2 Given the two triangles are similar solve for x. 4 8 6 x² - 4x

26. 6.11 - 600 Answer- 600 Answer Answer: x = 13, y = 12 Given the two triangles are similar, solve for x and y. 10 50 2 3 x + 2 20 y - 8

27. 6.12 – 100– 100 Answer Complete the proportion. A B C DE

28. 6.12 - 200- 200 Answer Complete the proportion. A B C DE

29. 6.12 – 300 – 300 Answer Complete the proportion. A B C DE

30. 6.12 - 400- 400 Answer Solve for x. 4 6 6 x

31. 6.12 - 500- 500 Answer Solve for x. 5 6 x 12

32. 6.12 - 600- 600 Answer Solve for x. x 8 x + 4 12

33. 6.12 - 100 Answer- 100 Answer Answer: AE Complete the proportion. A B C DE

34. 6.12 - 200 Answer- 200 Answer Answer: BC Complete the proportion. A B C DE

35. 6.12 - 300 Answer- 300 Answer Answer: AC Complete the proportion. A B C DE

36. 6.12 - 400 Answer- 400 Answer Answer: x = 15 Solve for x. 4 6 6 x

37. 6.12 - 500 Answer- 500 Answer Answer: x = 5 Solve for x. 5 6 x 12

38. 6.12 - 600 Answer - 600 Answer Answer: x = 8 Solve for x. x 8 x + 4 12

39. 6.13 - 100- 100 Answer

40. 6.13 - 200- 200 Answer

41. 6.13 - 300- 300 Answer

42. 6.13 - 400- 400 Answer Find the coordinates of the centroid

43. 6.13 - 500- 500 Answer Find the coordinates of the centroid

44. 6.13 - 600- 600 Answer

45. 6.13 - 100 Answer- 100 Answer Answer: QP = 8

46. 6.13 - 200 Answer- 200 Answer Answer: GH = 10

47. 6.13 - 300 Answer Answer: x = 8

48. 6.13 - 400 Answer- 400 Answer Answer: (3, 2)

49. 6.13 - 500 Answer- 500 Answer Answer: (-2, -4)

50. 6.13 - 600 Answer- 600 Answer Answer: x = 1.7

51. 6.14 - 100- 100 Answer Solve for x:

52. 6.14 - 200- 200 Answer

53. 6.14 - 300- 300 Answer

54. 6.14- 400- 400 Answer Solve for x:

55. 6.14- 500- 500 Answer Solve for x:

56. 6.14 - 600- 600 Answer Solve for x:

57. 6.14- 100 Answer- 100 Answer Answer: x = 60

58. 6.14- 200 Answer- 200 Answer Answer: x = 16

59. 6.14- 300 Answer Answer: x = 12

60. 6.14 - 400 Answer- 400 Answer Answer: x = 25

61. 6.14 - 500 Answer- 500 Answer Answer: x = 16

62. 6.14 - 600 Answer- 600 Answer Answer: x = 25

63. 6.15 - 100- 100 Answer Find the midpoint of (1,-2) and (9, 8)

64. 6.15 - 200- 200 Answer Given Triangle ABC has coordinates of A (1,1) B (3,5) and C (8,-2), if it is dilated by a factor of 3, what are the new coordinates?

65. 6.15 - 300- 300 Answer Given Triangle ABC with points A(0,-3) B(6,3) C (12,0). Find the new coordinates after a dilation factor of 1/3

66. 6.15- 400- 400 Answer Find the scale factor.

67. 6.15- 500- 500 Answer Find the scale factor of:

68. 6.15 - 600- 600 Answer

69. 6.15- 100 Answer- 100 Answer Answer: (5, 2)

70. 6.15- 200 Answer- 200 Answer Answer: A´ (3,3) B´ (9,15) and C´(24,-6)

71. 6.15- 300 Answer Answer: A´ (0,-1) B´ (2,1) and C´(4,0) Given Triangle ABC with points A(0,-3) B(6,3) C (12,0). Find the new coordinates after a dilation factor of 1/3

72. 6.15 - 400 Answer- 400 Answer Answer: 3.5

73. 6.15 - 500 Answer- 500 Answer Answer: 1.5

74. 6.15 - 600 Answer- 600 Answer Answer: (1, 4)