三角函数对照表(0-90)

三角函数对照表

角度 正弦sin 余弦cos 正切tan

0 0 1 0

1 0.017452406 0.999847695 0.017455065

2 0.034899497 0.999390827 0.034921

3 0.052335956 0.998629535 0.052407779

4 0.069756474 0.99756405 0.069926812

5 0.087155743

6 0.104528463

7 0.121869343

8 0.139173101

9 0.156434465

10 0.173648178

11 0.190808995

12 0.207911691

13 0.224951054

14 0.241921896

15 0.258819045

16 0.275637356

17 0.292371705

18 0.309016994

19 0.325568154

20 0.342020143

21 0.35836795

22 0.374606593

23 0.390731128

24 0.406736643

25 0.422618262

26 0.438371147

27 0.4539905

28 0.469471563

29 0.48480962

30 0.5

31 0.515038075

32 0.529919264

33 0.544639035

34 0.559192903

35 0.573576436

36 0.587785252

37 0.601815023

0.996194698

0.994521895

0.992546152

0.990268069

0.987688341

0.984807753

0.981627183

0.978147601

0.974370065

0.970295726

0.965925826

0.961261696

0.956304756

0.951056516

0.945518576

0.939692621

0.933580426

0.927183855

0.920504853

0.913545458

0.906307787

0.898794046

0.891006524

0.882947593

0.874619707

0.866025404

0.857167301

0.848048096

0.838670568

0.829037573

0.819152044

0.809016994

0.79863551

0.087488664

0.105104235

0.122784561

0.140540835

0.15838444

0.176326981

0.194380309

0.212556562

0.230868191

0.249328003

0.267949192

0.286745386

0.305730681

0.324919696

0.344327613

0.363970234

0.383864035

0.404026226

0.424474816

0.445228685

0.466307658

0.487732589

0.509525449

0.531709432

0.554309051

0.577350269

0.600860619

0.624869352

0.649407593

0.674508517

0.700207538

0.726542528

0.75355405

角度 正弦sin 余弦cos 正切tan

38 0.615661475 0.788010754 0.781285627

39 0.629320391 0.777145961 0.809784033

40 0.64278761 0.766044443 0.839099631

41 0.656059029 0.75470958 0.869286738

42 0.669130606 0.743144825 0.900404044

43 0.68199836 0.731353702 0.932515086

44 0.69465837 0.7193398 0.965688775

45 0.707106781 0.707106781 1

46 0.7193398

47 0.731353702

48 0.743144825

49 0.75470958

50 0.766044443

51 0.777145961

52 0.788010754

53 0.79863551

54 0.809016994

55 0.819152044

56 0.829037573

57 0.838670568

58 0.848048096

59 0.857167301

60 0.866025404

61 0.874619707

62 0.882947593

63 0.891006524

64 0.898794046

65 0.906307787

66 0.913545458

67 0.920504853

68 0.927183855

69 0.933580426

70 0.939692621

71 0.945518576

72 0.951056516

73 0.956304756

74 0.961261696

75 0.965925826

76 0.970295726

77 0.974370065

78 0.978147601

0.69465837

0.68199836

0.669130606

0.656059029

0.64278761

0.629320391

0.615661475

0.601815023

0.587785252

0.573576436

0.559192903

0.544639035

0.529919264

0.515038075

0.5

0.48480962

0.469471563

0.4539905

0.438371147

0.422618262

0.406736643

0.390731128

0.374606593

0.35836795

0.342020143

0.325568154

0.309016994

0.292371705

0.275637356

0.258819045

0.241921896

0.224951054

0.207911691

1.0355303 14

1.07236871

1.110612515

1.150368407

1.191753593

1.234897157

1.279941632

1.327044822

1.37638192

1.428148007

1.482560969

1.539864964

1.600334529

1.664279482

1.732050808

1.804047755

1.880726465

1.962610506

2.050303842

2.144506921

2.246036774

2.355852366

2.475086853

2.605089065

2.747477419

2.904210878

3.077683537

3.270852618

3.487414444

3.732050808

4.010780934

4.331475874

4.704630109

角度 正弦sin 余弦cos 正切tan

79 0.981627183 0.190808995 5.144554016

80 0.984807753 0.173648178 5.67128182

81 0.987688341 0.156434465 6.313751515

82 0.990268069 0.139173101 7.115369722

83 0.992546152 0.121869343 8.144346428

84 0.994521895 0.104528463 9.514364454

85 0.996194698 0.087155743 11.4300523

86 0.99756405 0.069756474 14.30066626

87 0.998629535

88 0.999390827

89 0.999847695

90 1 0

0.052335956

0.034899497

0.017452406

/

19.08113669

28.63625328

57.28996163