求三角函数角度对照表
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sin0=sin0=0
cos0=cos0=1
Tan0=Tan0=0 sin15=0.650
Sin15=0.259
Cos15 Cos15=0.759=0.966
Tan15=0.855=0.268
sin30=1/2
Cos30=0.866
Tan30=0.577
Sin45=0.707
Cos45=0.707
Tan45=1.620=1
Sin60=0.305=0.866
Cos60 Cos60=0.952=1/2
Tan60=0.320=1.732
Sin75=0.388=0.966
Cos75 Cos75=0.922=0.259
Tan75=0.421=sin75/cos75=3.732
Sin90 Sin90=0.894=cos0=1
Cos90 Cos90=0.448=sin0=0
tan 90等于- 1.995而tan 90不存在
Sin105 Sin105=0.971=cos15
Cos105 Cos105=0.241=- sin15
Tan105 Tan105=4.028=- cot15
Sin120 Sin120=0.581=cos30
Cos120=0.814=- sin30
Tan120=0.713=- tan60
Sin135=0.088=sin45
Cos135 Cos135=0.996=- cos45
Tan135=0.0887=- tan45
Sin150=0.7149=sin30
Cos150 Cos150=0.699=- cos30
Tan150=1.022=- tan30
Sin165=0.998=sin15
Cos165 Cos165=0.066=- cos15
Tan165=15.041=- tan15
Sin180 Sin180=0.801=sin0=0
Cos180=0.598=- cos0=1
Tan180=1.339=0
Sin195 Sin195=0.219=- sin15
Cos195 Cos195=0.976=- cos15
Tan195=0.225=tan15
Sin360 Sin360=0.959=sin0=0
Cos360 Cos360=0.284=cos0=1
Tan360=3.380=tan0=0
特殊角三角函数值
sin1=0.01745240643728351
sin2=0.03489949670250097
sin3=0.05233595624294383
sin4=0.0697564737441253
sin5=0.08715574274765816
sin6=0.10452846326765346
sin7=0.12186934340514747
sin8=0.13917310096006544
sin9=0.15643446504023087
sin10=0.17364817766693033
sin11=0.1908089953765448
sin12=0.20791169081775931
sin13=0.22495105434386497
sin14=0.24192189559966773
sin15=0.25881904510252074
sin16=0.27563735581699916
sin17=0.2923717047227367
sin18=0.3090169943749474
sin19=0.3255681544571567
sin20=0.3420201433256687
sin21=0.35836794954530027
sin22=0.374606593415912
sin23=0.3907311284892737
sin24=0.40673664307580015
sin25=0.42261826174069944
sin26=0.4383711467890774
sin27=0.45399049973954675
sin28=0.4694715627858908
sin29=0.48480962024633706
sin30=0.49999999999999994
cos1=0.9998476951563913
cos2=0.9993908270190958
cos3=0.9986295347545738
cos4=0.9975640502598242
cos5=0.9961946980917455
cos6=0.9945218953682733
cos7=0.992546151641322
cos8=0.9902680687415704
cos9=0.9876883405951378
cos10=0.984807753012208
cos11=0.981627183447664
cos12=0.9781476007338057
cos13=0.9743700647852352
cos14=0.9702957262759965
cos15=0.9659258262890683
cos16=0.9612616959383189
cos17=0.9563047559630355
cos18=0.9510565162951535
cos19=0.9455185755993168
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