正弦Sin1度到90度对应的值是多少 谁能告诉我正弦余弦正切的0度，90度，180度，270度，3...
\u6b63\u5f26Sin1\u5ea6\u523090\u5ea6\u5bf9\u5e94\u7684\u503c\u662f\u591a\u5c11\uff01sin 1 \u00b0\uff1d 0.0174524064372835
sin 2 \u00b0\uff1d 0.0348994967025010
sin 3 \u00b0\uff1d 0.0523359562429438
sin 4 \u00b0\uff1d 0.0697564737441253
sin 5 \u00b0\uff1d 0.0871557427476582
sin 6 \u00b0\uff1d 0.1045284632676530
sin 7 \u00b0\uff1d 0.1218693434051470
sin 8 \u00b0\uff1d 0.1391731009600650
sin 9 \u00b0\uff1d 0.1564344650402310
sin 10 \u00b0\uff1d 0.1736481776669300
sin 11 \u00b0\uff1d 0.1908089953765450
sin 12 \u00b0\uff1d 0.2079116908177590
sin 13 \u00b0\uff1d 0.2249510543438650
sin 14 \u00b0\uff1d 0.2419218955996680
sin 15 \u00b0\uff1d 0.2588190451025210
sin 16 \u00b0\uff1d 0.2756373558169990
sin 17 \u00b0\uff1d 0.2923717047227370
sin 18 \u00b0\uff1d 0.3090169943749470
sin 19 \u00b0\uff1d 0.3255681544571570
sin 20 \u00b0\uff1d 0.3420201433256690
sin 21 \u00b0\uff1d 0.3583679495453000
sin 22 \u00b0\uff1d 0.3746065934159120
sin 23 \u00b0\uff1d 0.3907311284892740
sin 24 \u00b0\uff1d 0.4067366430758000
sin 25 \u00b0\uff1d 0.4226182617406990
sin 26 \u00b0\uff1d 0.4383711467890770
sin 27 \u00b0\uff1d 0.4539904997395470
sin 28 \u00b0\uff1d 0.4694715627858910
sin 29 \u00b0\uff1d 0.4848096202463370
sin 30 \u00b0\uff1d 0.5000000000000000
sin 31 \u00b0\uff1d 0.5150380749100540
sin 32 \u00b0\uff1d 0.5299192642332050
sin 33 \u00b0\uff1d 0.5446390350150270
sin 34 \u00b0\uff1d 0.5591929034707470
sin 35 \u00b0\uff1d 0.5735764363510460
sin 36 \u00b0\uff1d 0.5877852522924730
sin 37 \u00b0\uff1d 0.6018150231520480
sin 38 \u00b0\uff1d 0.6156614753256580
sin 39 \u00b0\uff1d 0.6293203910498370
sin 40 \u00b0\uff1d 0.6427876096865390
sin 41 \u00b0\uff1d 0.6560590289905070
sin 42 \u00b0\uff1d 0.6691306063588580
sin 43 \u00b0\uff1d 0.6819983600624980
sin 44 \u00b0\uff1d 0.6946583704589970
1\u3001\u6b63\u5f26\uff1asin0\u00b0=sin180\u00b0=sin360\u00b0=0\uff0csin90\u00b0=1\uff0csin270\u00b0=-1
2\u3001\u4f59\u5f26\uff1acos0\u00b0=cos360\u00b0=1\uff0ccos90\u00b0=cos270\u00b0=0\uff0ccos180\u00b0=-1
3\u3001\u6b63\u5207\uff1atan0\u00b0=tan180\u00b0=tan360\u00b0=0\uff0ctan90\u00b0\u548ctan270\u00b0\u65e0\u610f\u4e49\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u4e00\u3001\u6b63\u5f26\u51fd\u6570\u548c\u4f59\u5f26\u51fd\u6570\u79ef\u7684\u5173\u7cfb
sin\u03b1 = tan\u03b1 \u00d7 cos\u03b1\uff08\u5373sin\u03b1 / cos\u03b1 = tan\u03b1 \uff09
cos\u03b1 = cot\u03b1 \u00d7 sin\u03b1 \uff08\u5373cos\u03b1 / sin\u03b1 = cot\u03b1\uff09
tan\u03b1 = sin\u03b1 \u00d7 sec\u03b1 (\u5373 tan\u03b1 / sin\u03b1 = sec\u03b1)
\u4e8c\u3001\u500d\u89d2\u534a\u89d2\u516c\u5f0f
sin ( 2\u03b1 ) = 2sin\u03b1 \u00b7 cos\u03b1 = 2 / ( tan\u03b1 + cos\u03b1 )
sin ( 3\u03b1 ) = 3sin\u03b1 - 4sin & sup3 ; ( \u03b1 ) = 4sin\u03b1 \u00b7 sin ( 60 + \u03b1 ) sin ( 60 - \u03b1 )
sin ( \u03b1 / 2 ) = \u00b1 \u221a( ( 1 - cos\u03b1 ) / 2)
\u4e09\u3001\u540c\u89d2\u4e09\u89d2\u51fd\u6570\u7684\u57fa\u672c\u5173\u7cfb\u5f0f
\u5012\u6570\u5173\u7cfb\uff1atan\u03b1 \u00b7cot\u03b1=1\u3001sin\u03b1 \u00b7csc\u03b1=1\u3001cos\u03b1 \u00b7sec\u03b1=1\uff1b
\u5546\u7684\u5173\u7cfb\uff1a sin\u03b1/cos\u03b1=tan\u03b1=sec\u03b1/csc\u03b1\u3001cos\u03b1/sin\u03b1=cot\u03b1=csc\u03b1/sec\u03b1\uff1b
\u548c\u7684\u5173\u7cfb\uff1asin2\u03b1+cos2\u03b1=1\u30011+tan2\u03b1=sec2\u03b1\u30011+cot2\u03b1=csc2\u03b1\uff1b
\u5e73\u65b9\u5173\u7cfb\uff1asin²\u03b1+cos²\u03b1=1\u3002
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1\uff0d\u6b63\u5f26
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1\uff0d\u4e09\u89d2\u51fd\u6570\u503c
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1\uff0d\u4f59\u5f26
绛旓細sin 44 掳锛 0.6946583704589970
绛旓細sinx瀵瑰簲鐨勬暟鍊硷細sin0=0锛宻in90=1锛宻in120=0.87锛宻in150=0.5锛宻in180=0銆俢os0=1锛宑os90=0锛宑os120=-0.5锛宑os150=-0.87锛宑os180=-1銆俿in30=2鍒嗕箣涓45=2鍒嗕箣鏍260=2鍒嗕箣鏍3cos30=2鍒嗕箣鏍逛笁45=2鍒嗕箣鏍瑰瓙浜60=浜屽垎涔嬩竴銆備笁瑙掑嚱鏁 涓鑸敤浜庤绠椾笁瑙掑舰涓湭鐭ラ暱搴︾殑杈瑰拰鏈煡鐨勮搴...
绛旓細sin 1 掳锛 0.0174524064372835 sin 2 掳锛 0.0348994967025010 sin 3 掳锛 0.0523359562429438 sin 4 掳锛 0.0697564737441253 sin 5 掳锛 0.0871557427476582 sin 6 掳锛 0.1045284632676530 sin 7 掳锛 0.1218693434051470 sin 8 掳锛 0.1391731009600650 sin 9 掳锛 0.1564344650402310 sin 10 ...
绛旓細瑙ｏ細0搴︼紝90搴锛180搴︼紝270搴︼紝360搴︾殑姝ｅ鸡銆佷綑寮︺佹鍒囧煎涓嬨俿in0掳=0銆sin90掳=1銆乻in180掳=0锛宻in270掳=-1銆乻in360掳=0 cos0掳=1銆乻in90掳=0銆乻in180掳=-1锛宻in270掳=0銆乻in360掳=1 tan0掳=1/2銆乼an90掳涓嶅瓨鍦ㄣ乼an180掳=0锛宼an270掳涓嶅瓨鍦ㄣ乼an360掳=0銆
绛旓細1銆姝ｅ鸡锛歴in0掳=sin180掳=sin360掳=0锛宻in90掳=1锛宻in270掳=-1 2銆佷綑寮︼細cos0掳=cos360掳=1锛宑os90掳=cos270掳=0锛宑os180掳=-1 3銆佹鍒囷細tan0掳=tan180掳=tan360掳=0锛宼an90掳鍜宼an270掳鏃犳剰涔夈
绛旓細sin锛姝ｅ鸡锛 0掳 30掳 45掳 60掳 90掳 180掳 360掳 0 1/2 鏍瑰彿2/2 鏍瑰彿3/2 1 0 0 cos锛堜綑寮︼級 0掳 30掳 45掳 60掳 90掳 180掳 360掳 1 鏍瑰彿3/2 鏍瑰彿2/2 1/2 0 1 1 tan锛堟鍒囷級 0掳 30掳 45掳 60掳 90掳 180掳 360掳 0 鏍瑰彿3/3 1 鏍瑰彿3 涓嶅瓨鍦 0 0 cot锛...
绛旓細sin90掳=1 sin180掳=0 sin0掳=0 sin270掳=-1 璇卞鍏紡 sin锛堬紞伪锛=锛峴in伪 cos锛堬紞伪锛=cos伪 tan锛堬紞伪锛=锛峵an伪 cot锛堬紞伪锛=锛峜ot伪 sin锛埾/2锛嵨憋級=cos伪 cos锛埾/2锛嵨憋級=sin伪 tan锛埾/2锛嵨憋級=cot伪 cot锛埾/2锛嵨憋級=tan伪 sin锛埾/2+伪锛=cos伪 cos锛埾/2+...
绛旓細sin1=0.014 cos1=0.9998 tan1=0.017 cot1=57.290 sec1=1.002 csc1=71.429\ 鐢╯in(a+b)=sinacosb+cosasinb cos(a+b)=cosacosb-sinasinb tan(a+b)=(tana+tanb)/(1-tanatanb)cot(a+b)=(cotacotb-1)/(cota+cotb)sec纬=1/cos纬 csc纬=1/sin纬 ...
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