ANSWERS A-27 53. Although answers will vary depending on the font, the following capital letters have reflective symmetry about a horizontal line drawn through the center of the letter: B, C, D, E, H, I, K, O, X. 54. Although answers will vary depending on the font, the following capital letters have reflective symmetry about a vertical line drawn through the center of the letter: A, H, I, M, O, T, U, V, W, X, Y. 55. Although answers will vary depending on the font, the following capital letters have ° 180 rotational symmetry about a point in the center of the letter: H, I, N, O, S, X, Z. SECTION 8.7, PAGE 533 9. 10. 11. 12. 13. a) Start Step 1 Step 2 14. a) This figure contains the answers for Exercises 32 and 33. 33. m C9 B9 A9 A B l C B9 C9 A9 32. This figure contains the answers for Exercises 34 and 35. A C D B A9 C9 D9 B9 A9 C9 D9 B9 35. 34. This figure contains the answers for Exercises 36–38. 36. 37. 38. B9 A9 C9 D9 A9 D9 D C A9 B9 C9 B9 C9 D9 A B P This figure contains the answers for Exercises 39 and 40. A9 B9 C9 B9 A9 C9 C A B 40. 39. m l Step Perimeter 1 3 2 4 3 16 3 4 64 9 5 256 27 6 1024 81 REVIEW EXERCISES, PAGE 536 13. = = = = m m m m 1 43°, 2 106°, 3 74°, 4 63°, = = m m 5 117°, 6 63°
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