正弦sin1度至90度的比值是多少? 90度的正弦值是多少
\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
\u300a\u6709\u7231\u6ea2\u5fc3\u80f8\u300b\uff1a\u600e\u5948\u662f\u503e\u57ce\u7f8e\u8c8c\uff0c\u600e\u5948\u662f\u6709\u60c5\u79cd\u3002\u4e0d\u754f\u8840\u8eaf\u808c\u80a4\u70c8\uff0c\u6709\u7231\u6ea2\u5fc3\u80f8\u3002
利用EXCEL很容易得出:sin 1 °= 0.0174524064372835
sin 2 °= 0.0348994967025010
sin 3 °= 0.0523359562429438
sin 4 °= 0.0697564737441253
sin 5 °= 0.0871557427476582
sin 6 °= 0.1045284632676530
sin 7 °= 0.1218693434051470
sin 8 °= 0.1391731009600650
sin 9 °= 0.1564344650402310
sin 10 °= 0.1736481776669300
sin 11 °= 0.1908089953765450
sin 12 °= 0.2079116908177590
sin 13 °= 0.2249510543438650
sin 14 °= 0.2419218955996680
sin 15 °= 0.2588190451025210
sin 16 °= 0.2756373558169990
sin 17 °= 0.2923717047227370
sin 18 °= 0.3090169943749470
sin 19 °= 0.3255681544571570
sin 20 °= 0.3420201433256690
sin 21 °= 0.3583679495453000
sin 22 °= 0.3746065934159120
sin 23 °= 0.3907311284892740
sin 24 °= 0.4067366430758000
sin 25 °= 0.4226182617406990
sin 26 °= 0.4383711467890770
sin 27 °= 0.4539904997395470
sin 28 °= 0.4694715627858910
sin 29 °= 0.4848096202463370
sin 30 °= 0.5000000000000000
sin 31 °= 0.5150380749100540
sin 32 °= 0.5299192642332050
sin 33 °= 0.5446390350150270
sin 34 °= 0.5591929034707470
sin 35 °= 0.5735764363510460
sin 36 °= 0.5877852522924730
sin 37 °= 0.6018150231520480
sin 38 °= 0.6156614753256580
sin 39 °= 0.6293203910498370
sin 40 °= 0.6427876096865390
sin 41 °= 0.6560590289905070
sin 42 °= 0.6691306063588580
sin 43 °= 0.6819983600624980
sin 44 °= 0.6946583704589970
sin 45 °= 0.7071067811865470
sin 46 °= 0.7193398003386510
sin 47 °= 0.7313537016191700
sin 48 °= 0.7431448254773940
sin 49 °= 0.7547095802227720
sin 50 °= 0.7660444431189780
sin 51 °= 0.7771459614569710
sin 52 °= 0.7880107536067220
sin 53 °= 0.7986355100472930
sin 54 °= 0.8090169943749470
sin 55 °= 0.8191520442889920
sin 56 °= 0.8290375725550420
sin 57 °= 0.8386705679454240
sin 58 °= 0.8480480961564260
sin 59 °= 0.8571673007021120
sin 60 °= 0.8660254037844390
sin 61 °= 0.8746197071393960
sin 62 °= 0.8829475928589270
sin 63 °= 0.8910065241883680
sin 64 °= 0.8987940462991670
sin 65 °= 0.9063077870366500
sin 66 °= 0.9135454576426010
sin 67 °= 0.9205048534524400
sin 68 °= 0.9271838545667870
sin 69 °= 0.9335804264972020
sin 70 °= 0.9396926207859080
sin 71 °= 0.9455185755993170
sin 72 °= 0.9510565162951540
sin 73 °= 0.9563047559630350
sin 74 °= 0.9612616959383190
sin 75 °= 0.9659258262890680
sin 76 °= 0.9702957262759960
sin 77 °= 0.9743700647852350
sin 78 °= 0.9781476007338060
sin 79 °= 0.9816271834476640
sin 80 °= 0.9848077530122080
sin 81 °= 0.9876883405951380
sin 82 °= 0.9902680687415700
sin 83 °= 0.9925461516413220
sin 84 °= 0.9945218953682730
sin 85 °= 0.9961946980917460
sin 86 °= 0.9975640502598240
sin 87 °= 0.9986295347545740
sin 88 °= 0.9993908270190960
sin 89 °= 0.9998476951563910
sin 90 °= 1.0000000000000000
江苏吴云超祝你学习进步
{0.0174524064373, 0.0348994967025, 0.052335956243, 0.069756473744, \
0.087155742748, 0.104528463268, 0.121869343405, 0.139173100960, \
0.156434465040, 0.173648177667, 0.190808995377, 0.207911690818, \
0.224951054344, 0.241921895600, 0.25881904510, 0.275637355817, \
0.292371704723, 0.30901699437, 0.325568154457, 0.342020143326, \
0.358367949545, 0.374606593416, 0.390731128489, 0.406736643076, \
0.422618261741, 0.438371146789, 0.45399049974, 0.46947156279, 0.48480962025, 0.50000000000, 0.51503807491, 0.52991926423, 0.54463903502, 0.55919290347, \
0.57357643635, 0.58778525229, 0.60181502315, 0.61566147533, 0.62932039105, \
0.64278760969, 0.65605902899, 0.66913060636, 0.68199836006, 0.69465837046, \
0.70710678119, 0.71933980034, 0.73135370162, 0.74314482548, 0.75470958022, \
0.76604444312, 0.77714596146, 0.78801075361, 0.79863551005, 0.80901699437, \
0.81915204429, 0.82903757256, 0.83867056795, 0.84804809616, 0.85716730070, \
0.86602540378, 0.87461970714, 0.88294759286, 0.89100652419, 0.89879404630, \
0.90630778704, 0.91354545764, 0.92050485345, 0.92718385457, 0.93358042650, \
0.93969262079, 0.945518575599, 0.95105651630, 0.956304755963, 0.961261695938, \
0.96592582629, 0.970295726276, 0.974370064785, 0.978147600734, \
0.981627183448, 0.984807753012, 0.987688340595, 0.990268068742, \
0.992546151641, 0.994521895368, 0.996194698092, 0.997564050260, \
0.998629534755, 0.999390827019, 0.9998476951564, 1.0000000000}
以上,即为 Sin[1度] 到Sin[90度]的正弦值.
sin 1 °= 0.0174524064372835
sin 2 °= 0.0348994967025010
sin 3 °= 0.0523359562429438
sin 4 °= 0.0697564737441253
sin 5 °= 0.0871557427476582
sin 6 °= 0.1045284632676530
sin 7 °= 0.1218693434051470
sin 8 °= 0.1391731009600650
sin 9 °= 0.1564344650402310
sin 10 °= 0.1736481776669300
sin 11 °= 0.1908089953765450
sin 12 °= 0.2079116908177590
sin 13 °= 0.2249510543438650
sin 14 °= 0.2419218955996680
sin 15 °= 0.2588190451025210
sin 16 °= 0.2756373558169990
sin 17 °= 0.2923717047227370
sin 18 °= 0.3090169943749470
sin 19 °= 0.3255681544571570
sin 20 °= 0.3420201433256690
sin 21 °= 0.3583679495453000
sin 22 °= 0.3746065934159120
sin 23 °= 0.3907311284892740
sin 24 °= 0.4067366430758000
sin 25 °= 0.4226182617406990
sin 26 °= 0.4383711467890770
sin 27 °= 0.4539904997395470
sin 28 °= 0.4694715627858910
sin 29 °= 0.4848096202463370
sin 30 °= 0.5000000000000000
sin 31 °= 0.5150380749100540
sin 32 °= 0.5299192642332050
sin 33 °= 0.5446390350150270
sin 34 °= 0.5591929034707470
sin 35 °= 0.5735764363510460
sin 36 °= 0.5877852522924730
sin 37 °= 0.6018150231520480
sin 38 °= 0.6156614753256580
sin 39 °= 0.6293203910498370
sin 40 °= 0.6427876096865390
sin 41 °= 0.6560590289905070
sin 42 °= 0.6691306063588580
sin 43 °= 0.6819983600624980
sin 44 °= 0.6946583704589970
sin 45 °= 0.7071067811865470
sin 46 °= 0.7193398003386510
sin 47 °= 0.7313537016191700
sin 48 °= 0.7431448254773940
sin 49 °= 0.7547095802227720
sin 50 °= 0.7660444431189780
sin 51 °= 0.7771459614569710
sin 52 °= 0.7880107536067220
sin 53 °= 0.7986355100472930
sin 54 °= 0.8090169943749470
sin 55 °= 0.8191520442889920
sin 56 °= 0.8290375725550420
sin 57 °= 0.8386705679454240
sin 58 °= 0.8480480961564260
sin 59 °= 0.8571673007021120
sin 60 °= 0.8660254037844390
sin 61 °= 0.8746197071393960
sin 62 °= 0.8829475928589270
sin 63 °= 0.8910065241883680
sin 64 °= 0.8987940462991670
sin 65 °= 0.9063077870366500
sin 66 °= 0.9135454576426010
sin 67 °= 0.9205048534524400
sin 68 °= 0.9271838545667870
sin 69 °= 0.9335804264972020
sin 70 °= 0.9396926207859080
sin 71 °= 0.9455185755993170
sin 72 °= 0.9510565162951540
sin 73 °= 0.9563047559630350
sin 74 °= 0.9612616959383190
sin 75 °= 0.9659258262890680
sin 76 °= 0.9702957262759960
sin 77 °= 0.9743700647852350
sin 78 °= 0.9781476007338060
sin 79 °= 0.9816271834476640
sin 80 °= 0.9848077530122080
sin 81 °= 0.9876883405951380
sin 82 °= 0.9902680687415700
sin 83 °= 0.9925461516413220
sin 84 °= 0.9945218953682730
sin 85 °= 0.9961946980917460
sin 86 °= 0.9975640502598240
sin 87 °= 0.9986295347545740
sin 88 °= 0.9993908270190960
sin 89 °= 0.9998476951563910
sin 90 °= 1.0000000000000000
扩展资料
三角函数在复数中有较为重要的应用。在物理学中,三角函数也是常用的工具。
在RT△ABC中,如果锐角A确定,那么角A的对边与邻边的比便随之确定,这个比叫做角A 的正切,记作tanA。
即tanA=角A 的对边/角A的邻边。
同样,在RT△ABC中,如果锐角A确定,那么角A的对边与斜边的比便随之确定,这个比叫做角A的正弦,记作sinA。
即sinA=角A的对边/角A的斜边。
同样,在RT△ABC中,如果锐角A确定,那么角A的邻边与斜边的比便随之确定,这个比叫做角A的余弦,记作cosA。
即cosA=角A的邻边/角A的斜边。
绛旓細绛旀锛氾紙0~1]
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绛旓細涓銆sin搴︽暟鍏紡 1銆乻in 30= 1/2 2銆乻in 45=鏍瑰彿2/2 3銆乻in 60= 鏍瑰彿3/2 浜屻乧os搴︽暟鍏紡 1銆乧os 30=鏍瑰彿3/2 2銆乧os 45=鏍瑰彿2/2 3銆乧os 60=1/2涓夈乼an搴︽暟鍏紡 1銆乼an 30=鏍瑰彿3/3 2銆乼an 45=1 3銆乼an 60=鏍瑰彿3
绛旓細sin90搴︾瓑浜1銆傛牴鎹畾涔夛紝姝g巹绛変簬瀵硅竟姣斾笂鏂滆竟銆90搴﹁鐨勫杈瑰拰鐩磋鏂滆竟涓哄悓涓杈癸紝鎵浠ヤ袱鑰姣斿间负1锛屽嵆sin90搴=1銆俿in锛堝嚱鏁板悕绉帮級涓鑸寚姝e鸡锛屾暟瀛︽湳璇紝鍦ㄧ洿瑙掍笁瑙掑舰涓紝浠绘剰涓閿愯鈭燗鐨勫杈逛笌鏂滆竟鐨勬瘮鍙仛鈭燗鐨勬寮︼紝璁颁綔sinA锛堢敱鑻辫sine涓璇嶇畝鍐欏緱鏉ワ級锛屽嵆sinA=鈭燗鐨勫杈/鏂滆竟銆傚彜浠h娉曪紝...
绛旓細姝e鸡锛歴in30搴=1/2 浣欏鸡锛歝os30搴=浜屽垎涔嬫牴鍙蜂笁 sin45搴=浜屽垎涔嬫牴鍙蜂簩 cos45搴=浜屽垎涔嬫牴鍙蜂簩 sin60搴=浜屽垎涔嬫牴鍙蜂笁 cos60搴=1/2 sin90搴=1 cos90搴=0 sin120=浜屽垎涔嬫牴鍙蜂笁 cos120搴=璐1/2 sin135=浜屽垎涔嬫牴鍙蜂簩 cos135搴=璐熶簩鍒嗕箣鏍瑰彿浜 sin150=1/2 cos150搴=璐熶簩鍒嗕箣鏍瑰彿涓...
绛旓細1銆乧os180掳=-1锛沜os0掳=1锛沜os90掳=0銆2銆乻in180掳=0锛泂in0掳=0锛sin90掳=1銆3銆乼an180掳=0锛泃an0掳涓嶅瓨鍦紱tan90掳=0銆
绛旓細Sin 120搴︾瓑浜0.8660254銆Sin鏄涓夎鍑芥暟涓殑涓涓紝鐢ㄤ簬璁$畻涓涓鐨勬寮﹀笺姝e鸡鏄鎸囦竴涓搴﹀搴旂殑鐩磋涓夎褰㈢殑鏂滆竟涓庤瑙掑搴旂殑绾挎锛堝嵆姝e鸡绾匡級鐨勬瘮鍊銆傛垜浠彲浠ョ敤Sin鍑芥暟鏉ヨ绠椾竴涓鐨勬寮﹀笺係in鍑芥暟涓紝鍙傛暟杈撳叆瑙掑害锛岃緭鍑哄搴旇搴︾殑姝e鸡鍊笺傚湪涓夎鍑芥暟涓紝搴︽暟鏄敤瑙掑害琛¢噺鐨勶紝鑰屼笉鏄姬搴︺傚洜...