三角函数对照表
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这百度文库题先算出D
换算到图上距离
后以起点为圆心，D为半径画弧 再 然
三角函数对照表
三角函数 0° 1° 2° 3° 4° 5° 6° 7° 8° 9° 10° 11° 12° 13° 14° 15° 16° 17° 18° 19° 20° 21° 22° 23° 24° 25° 26° 27° 28° 29° 30° 31° 32° 33° 34° 35° 36° 37° 38° 39° 40° 41° 42° 43° 44° 45° SIN 0 0.0174 0.0348 0.0523 0.0697 0.0871 0.1045 0.1218 0.1391 0.1564 0.1736 0.1908 0.2079 0.2249 0.2419 0.2588 0.2756 0.2923 0.3090 0.3255 0.3420 0.3583 0.3746 0.3907 0.4067 0.4226 0.4383 0.4539 0.4694 0.4848 0.5000 0.5150 0.5299 0.5446 0.5591 0.5735 0.5877 0.6018 0.6156 0.6293 0.6427 0.6560 0.6691 0.6819 0.6946 0.7071 COS 1 0.9998 0.9993 0.9986 0.9975 0.9961 0.9945 0.9925 0.9902 0.9876 0.9848 0.9816 0.9781 0.9743 0.9702 0.9659 0.9612 0.9563 0.9510 0.9455 0.9396 0.9335 0.9271 0.9205 0.9135 0.9063 0.8987 0.8910 0.8829 0.8746 0.8660 0.8571 0.8480 0.8386 0.8290 0.8191 0.8090 0.7986 0.7880 0.7771 0.7660 0.7547 0.7431 0.7313 0.7193 0.7071 TAN 0 0.0174 0.0349 0.0524 0.0699 0.0874 0.1051 0.1227 0.1405 0.1583 0.1763 0.1943 0.2125 0.2308 0.2493 0.2679 0.2867 0.3057 0.3249 0.3443 0.3639 0.3838 0.4040 0.4244 0.4452 0.4663 0.4877 0.5095 0.5317 0.5543 0.5773 0.6008 0.6248 0.6494 0.6745 0.7002 0.7265 0.7535 0.7812 0.8097 0.8390 0.8692 0.9004 0.9325 0.9656 1 三角函数 90° 89° 88° 87° 86° 85° 84° 83° 82° 81° 80° 79° 78° 77° 76° 75° 74° 73° 72° 71° 70° 69° 68° 67° 66° 65° 64° 63° 62° 61° 60° 59° 58° 57° 56° 55° 54° 53° 52° 51° 50° 49° 48° 47° 46° 45° SIN 1 0.9998 0.9993 0.9986 0.9975 0.9961 0.9945 0.9925 0.9902 0.9876 0.9848 0.9816 0.9781 0.9743 0.9702 0.9659 0.9612 0.9563 0.9510 0.9455 0.9396 0.9335 0.9271 0.9205 0.9135 0.9063 0.8987 0.8910 0.8829 0.8746 0.8660 0.8571 0.8480 0.8386 0.8290 0.8191 0.8090 0.7986 0.7880 0.7771 0.7660 0.7547 0.7431 0.7313 0.7193 0.7071 COS 0 0.0174 0.0348 0.0523 0.0697 0.0871 0.1045 0.1218 0.1391 0.1564 0.1736 0.1908 0.2079 0.2249 0.2419 0.2588 0.2756 0.2923 0.3090 0.3255 0.3420 0.3583 0.3746 0.3907 0.4067 0.4226 0.4383 0.4539 0.4694 0.4848 0.5000 0.5150 0.5299 0.5446 0.5591 0.5735 0.5877 0.6018 0.6156 0.6293 0.6427 0.6560 0.6691 0.6819 0.6946 0.7071 TAN 无 57.2899 28.6362 19.0811 14.3006 11.4300 9.5143 8.1443 7.1153 6.3137 5.6712 5.1445 4.7046 4.3314 4.0107 3.7320 3.4874 3.2708 3.0776 2.9042 2.7474 2.6050 2.4750 2.3558 2.2460 2.1445 2.0503 1.9626 1.8807 1.8040 1.7320 1.6642 1.6003 1.5398 1.4825 1.4281 1.3763 1.3270 1.2799 1.2348 1.1917 1.1503 1.1106 1.0723 1.0355 1
换算到图上距离
后以起点为圆心，D为半径画弧 再 然
三角函数对照表
三角函数 0° 1° 2° 3° 4° 5° 6° 7° 8° 9° 10° 11° 12° 13° 14° 15° 16° 17° 18° 19° 20° 21° 22° 23° 24° 25° 26° 27° 28° 29° 30° 31° 32° 33° 34° 35° 36° 37° 38° 39° 40° 41° 42° 43° 44° 45° SIN 0 0.0174 0.0348 0.0523 0.0697 0.0871 0.1045 0.1218 0.1391 0.1564 0.1736 0.1908 0.2079 0.2249 0.2419 0.2588 0.2756 0.2923 0.3090 0.3255 0.3420 0.3583 0.3746 0.3907 0.4067 0.4226 0.4383 0.4539 0.4694 0.4848 0.5000 0.5150 0.5299 0.5446 0.5591 0.5735 0.5877 0.6018 0.6156 0.6293 0.6427 0.6560 0.6691 0.6819 0.6946 0.7071 COS 1 0.9998 0.9993 0.9986 0.9975 0.9961 0.9945 0.9925 0.9902 0.9876 0.9848 0.9816 0.9781 0.9743 0.9702 0.9659 0.9612 0.9563 0.9510 0.9455 0.9396 0.9335 0.9271 0.9205 0.9135 0.9063 0.8987 0.8910 0.8829 0.8746 0.8660 0.8571 0.8480 0.8386 0.8290 0.8191 0.8090 0.7986 0.7880 0.7771 0.7660 0.7547 0.7431 0.7313 0.7193 0.7071 TAN 0 0.0174 0.0349 0.0524 0.0699 0.0874 0.1051 0.1227 0.1405 0.1583 0.1763 0.1943 0.2125 0.2308 0.2493 0.2679 0.2867 0.3057 0.3249 0.3443 0.3639 0.3838 0.4040 0.4244 0.4452 0.4663 0.4877 0.5095 0.5317 0.5543 0.5773 0.6008 0.6248 0.6494 0.6745 0.7002 0.7265 0.7535 0.7812 0.8097 0.8390 0.8692 0.9004 0.9325 0.9656 1 三角函数 90° 89° 88° 87° 86° 85° 84° 83° 82° 81° 80° 79° 78° 77° 76° 75° 74° 73° 72° 71° 70° 69° 68° 67° 66° 65° 64° 63° 62° 61° 60° 59° 58° 57° 56° 55° 54° 53° 52° 51° 50° 49° 48° 47° 46° 45° SIN 1 0.9998 0.9993 0.9986 0.9975 0.9961 0.9945 0.9925 0.9902 0.9876 0.9848 0.9816 0.9781 0.9743 0.9702 0.9659 0.9612 0.9563 0.9510 0.9455 0.9396 0.9335 0.9271 0.9205 0.9135 0.9063 0.8987 0.8910 0.8829 0.8746 0.8660 0.8571 0.8480 0.8386 0.8290 0.8191 0.8090 0.7986 0.7880 0.7771 0.7660 0.7547 0.7431 0.7313 0.7193 0.7071 COS 0 0.0174 0.0348 0.0523 0.0697 0.0871 0.1045 0.1218 0.1391 0.1564 0.1736 0.1908 0.2079 0.2249 0.2419 0.2588 0.2756 0.2923 0.3090 0.3255 0.3420 0.3583 0.3746 0.3907 0.4067 0.4226 0.4383 0.4539 0.4694 0.4848 0.5000 0.5150 0.5299 0.5446 0.5591 0.5735 0.5877 0.6018 0.6156 0.6293 0.6427 0.6560 0.6691 0.6819 0.6946 0.7071 TAN 无 57.2899 28.6362 19.0811 14.3006 11.4300 9.5143 8.1443 7.1153 6.3137 5.6712 5.1445 4.7046 4.3314 4.0107 3.7320 3.4874 3.2708 3.0776 2.9042 2.7474 2.6050 2.4750 2.3558 2.2460 2.1445 2.0503 1.9626 1.8807 1.8040 1.7320 1.6642 1.6003 1.5398 1.4825 1.4281 1.3763 1.3270 1.2799 1.2348 1.1917 1.1503 1.1106 1.0723 1.0355 1