# GH

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9.1 Areas of Rectangles and Squares

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Section 9.1

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Section 9.1

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### E

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9.2 Areas of Parallelograms and Triangles

1. 63 mm2 2. 114 m2

3. 110.76 cm2 4. 30 mm2 5. 26 cm2

6. 113.75 km2 7. 117 in.2 8. 104 ft.2 9. 35 cm2

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Section 9.2

19. 37.5 m2 20. 224 cm2 21. 5.85 cm2 22. 28.88 m2 23. 8 km 24. 6.5 mm 25. 360 cm2 26. 416 cm2 27. 72 cm2 28. 21 in.2

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Section 9.2

38. not necessarily; it may not have right angles;

parallelogram 39. 5 ft.

40. 23.3 ft.; AC

41. 26 42. 52

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49. x = 5.6

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9.3 Areas of Trapezoids

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Section 9.3

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Section 9.3

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9.4 Areas of Circles

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Section 9.4

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Section 9.4

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9.5 Areas of Similar Figures

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Section 9.5

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Section 9.5

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Problem Solving 9—Reduce to a Simpler Problem

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9.6 Surface Area

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Section 9.6

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Section 9.6

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Section 9.6

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### 54. \$442

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9.7 Volumes of Prisms

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Section 9.7

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Section 9.7

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### 52. 63 fish

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9.8 Surface Area and Volume of Circular Cylinders

1. 2,122.64 in.3 2. 1,256 mm3 3. 401.92 cm3 4. 461.58 ft.3 5. 395.64 in.3 6. 2,009.6 m3 7. 117.75 cm3 8. 1,435.61 ft.3 9. 725.97 mm3

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Section 9.8

19. 2,411.52 ft.3 20. 2,198 in.3 21. 244.92 cm2 22. 653.12 ft.2 23. 866.64 m2 24. 653.12 in.2 25. 1,281.12 cm2 26. 1,243.44 dm2 27. 251.2 in.2 28. 615.44 m2

29. 176.6 in.3; 180.6 in.2 30. 1,448.4 m3; 708.6 m2

31. 2,918.6 cm3; 1,510.3 cm2 32. 1,627.8 ft.3; 870.4 ft.2 33. 5,699.1 ft.3; 1,796.1 ft.2 34. 1,307.8 dm3; 681.4 dm2 35. 3,629.8 in.3; 1,307.8 in.2 36. 604.5 cm3; 446.1 cm2 37. 4 cm

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Section 9.8

39. 145.2 in.2 40. 68,090.8 ft.3 41. 1,642.14 ft.2 42. 80 in.2

43. 225 cm2 44. 40 m2

45. triangular pyramid: 4 faces; 6 edges; 4 vertices

46. rectangular prism: 6 faces; 12 edges; 8 vertices

47. triangular prism: 5 faces; 9 edges; 6 vertices

48. pentagonal prism: 7 faces; 15 edges; 10 vertices

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Math and Scripture 9

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Chapter 9 Review

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Chapter 9 Review

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Chapter 9 Review

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