Table IX.—Natural Trigonometrical Functions. Angle Sin Tan Cot Cos Angle Sin Tan Cot Cos 0 0 0 00 1 90 8 .1392 .1405 7.115 .99027 82 10 .0029 .0029 343.8 I 50 10 .1421 .1435 6.968 .98986 50 20 .0058 .0058 171.9 .99998 40 20 .1449 .1465 6.827 .98944 40 30 .0087 .0087 114.6 .99996 30 30 .1478 .1495 6.691 .98902 30 40 .0116 .0116 85.94 .99993 20 40 .1507 .1524 6.561 .98858 20 50 .0145 .0145 68.75 .99989 10 50 .1536 .1554 6.435 .98814 10 1 .0175 .0175 57.29 .99985 89 9 .1564 .1584 6.314 .98769 81 10 .0204 .0204 49.10 .99979 50 10 .1593 .1614 6.197 .98723 50 20 .0233 .0233 42.96 .99973 40 20 .1622 .1644 6.084 .98676 40 30 .0262 .0262 38.19 .99966 30 30 .1650 .1673 5.976 .98629 30 40 .0291 .0291 34.37 .99958 20 40 .1679 .1703 5.871 .98580 20 50 .0320 .0320 31.24 .99949 10 50 .1708 .1733 5.769 .98531 10 2 .0349 .0349 28.64 .99939 88 10 .1736 .1763 5.671 .98481 80 10 .0378 .0378 26.43 .99929 50 10 .1765 .1793 5.576 .98430 50 20 .0407 .0407 24.54 .99917 40 20 .1794 .1823 5.485 .98378 40 30 .0436 .0437 22.90 .99905 30 30 .1822 .1853 5.396 .98325 30 40 .0465 .0466 21.47 .99892 20 40 .1851 .1883 5.309 .98272 20 50 .0494 .0495 20.21 .99878 10 50 .1880 .1914 5.226 .98218 10 3 .0523 .0524 19.08 .99863 87 11 .1908 .1944 5.145 .98163 79 10 .0552 .0553 18.07 .99847 50 10 .1937 .1974 5.066 .98107 50 20 .0581 .0582 17.17 .99831 40 20 .1965 .2004 4.989 .98050 40 30 .0610 .0612 16.35 .99813 30 30 .1994 .2035 4.915 .97992 30 40 .0640 .0641 15.60 .99795 20 40 .2022 .2065 4.843 .97934 20 50 .0669 .0670 14.92 .99776 10 50 .2051 .2095 4.773 .97875 10 4 .0698 .0699 14.30 .99756 86 12 .2079 .2126 4.705 .97815 78 10 .0727 .0729 13.73 .99736 50 10 .2108 .2156 4.638 .97754 50 20 .0756 .0758 13.20 .99714 40 20 .2136 .2186 4.574 .97692 40 30 .0785 .0787 12.71 .99692 30 30 .2164 .2217 4.511 .97630 30 40 .0814 .0816 12.25 .99668 20 40 .2193 .2247 4.449 .97566 20 50 .0843 .0846 11.83 .99644 10 50 .2221 .2278 4.390 .97502 10 5 .0872 .0875 11.43 .99619 85 13 .2250 .2309 4.331 .97437 77 10 .0901 .0904 11.06 .99594 50 10 .2278 .2339 4.275 .97371 50 20 .0929 .0934 10.71 .99567 40 20 .2306 .2370 4.219 .97304 40 30 .0958 .0963 10.39 .99540 30 30 .2334 .2401 4.165 .97237 30 40 .0987 .0992 10.08 .99511 20 40 .2363 .2432 4.113 .97169 20 50 .1016 .1022 9.788 .99482 10 50 .2391 .2462 4.061 .97100 10 6 .1045 .1051 9.514 .99452 84 14 .2419 .2493 4.011 .97030 76 10 .1074 .1080 9.255 .99421 50 10 .2447 .2524 3.962 .96959 50 20 .1103 .1110 9.010 .99390 40 20 .2476 .2555 3.914 .96887 40 30 .1132 .1139 8.777 .99357 30 30 .2504 .2586 3.867 .96815 30 40 .1161 .1169 8.556 .99324 20 40 .2532 .2617 3.821 .96742 20 50 .1190 .1198 8.345 .99290 10 50 .2560 .2648 3.776 .96667 10 7 .1219 .1228 8.144 .99255 83 15 .2588 .2679 3.732 .96593 75 10 .1248 .1257 7.953 .99219 50 10 .2616 .2711 3.689 .96517 50 20 .1276 .1287 7.770 .99182 40 20 .2644 .2742 3.647 .96440 40 30 .1305 .1317 7.596 .99144 30 30 .2672 .2773 3.606 .96363 30 40 .1334 .1346 7.429 .99106 20 40 .2700 .2805 3.566 .96285 20 50 .1363 .1376 7.269 .99067 10 50 .2728 .2836 3.526 .96206 10 Cos Cot Tan Sin Angle Cos Cot Tan Sin Angle 11