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<br />Natural Trigonometrical Ratios.
<br />Ang le. Sin. Tcn. Sea. Cosec Cotg . Cowin . Ang le. Sin . Tan. Sec. Cosec . Cotg . Cosin .
<br /> o,
<br />O 0 0 1. ~ o0 1. 90 8 .139 2 .140 5 1.0098 7.185 7.115 .99027 C2
<br />10 .002 9 .0029 . 343.8 343.8 I. 50 10 .1421 .1435 1.0102 7.040 6.968 .98988 50
<br />20 .005 8 .005 8 171.9 171.9 .99998 40 ~ 20 .1449 .1465 1.0107 6.900 6.827 .98944 4D
<br />30 .0087 .0087 114.6 114.6 .99996 30 30 .1478 .1495 1.0111 6.766 6.691 .98902 30
<br />40 .0116 .0116 1.0001 85.94 85.94 .99993 20 40 .1507 .1524 1.0115 6.636 6.561 .98858 20
<br />50 .0145 .0145 1.0001 68.76 68.75 .99989 10 50 .1536 .1554 1.0120 6.512 6.435 .98814 10
<br />1 .0175 .0175 1.0003 57.30 57.29 ..99985 89 9 .1564 .1584 1.0125 6.394 6.314 .98769 61
<br />10 .0204 .0204 1.0002 49.11 49.10 .99979 50 10 .1593 .1614 1.0129 6.277 6.197 .98723 50
<br />20 ,0233 .0233 1.0003 42.98 42.96 .99973 40 • 20 .1632 .1644 1.0134 6.166 6.084 .98676 40
<br />30 .0262 .0262 1.0003 38.20 38.19 .99966 30 30 .1650 .1673 1.0139 6.059 5.976 .98629 30
<br />
<br />40
<br />i
<br />.0291
<br />.0291
<br />1.0004
<br />34.38
<br />34.37
<br />.99958
<br />20
<br />40
<br />.1679
<br />:1703
<br />1.0144
<br />5.955
<br />5.871
<br />.98580
<br />20
<br />50 .0320 .0320 1.0005 31.26 31.24 .99949 10 50 .1708 ,1733 I.U149 5.855 5.769 ,88531 10
<br />2 .0349 .0349 1.0006 28.65 28.64 .99939 88 10 .1736 .1763 1.0154 5.759 5.671 .98481 £0
<br />10 -0378 .0378 1.0007 26.45 26.43 .99929 50 10 .1765 .1793 1.0160 5.665 5.576 .98430 50
<br />2D ,0407 ,0407 1.0003 24.56 24.54 .99917 40 20 .1794 .1823 1.0165 5.575 5.485 .98378 4D
<br />30 .0136 , 0437 1.0010 22.93 22.90 .99905 30 30 .1822 .1853 1.0170 5.488 5.396 98325 30
<br />40 .0465 .0466 1.0011 21.49 21.47 .99892 20 40 .1851 .1883 1.0176 5.403 5.309 .
<br />.98272 20
<br />50 .0194 ,0495 1.0012 20.23 20.21 .99878 10 50 .1380 .1914 1.0181 5.320 5.226 .98218 10
<br />3 .0523 -0524 1.0014 Ig,ll 19.08 .99863 87 11 .1908 .1944 1.0187 5.241 5.145 .98163 i0
<br />10 .0552 ,0553 1.0015 18.10 18.07 ,99847 50 10 .1937 .1974 1.0193 5.164 5.066 .98107 50
<br />20 .0581 .0582 1.0017 17.20 17.17 ,99831 401 20 .1965 .2004 1.0199 5.039 4.888 .98050 40
<br />30 .0610 .0612 1.0019 16.38 16.35 ,89813 30 30 .1994 .2035 1.0205 5.016 4.915 .97992 .3D
<br />40 .0640 .0641 1.0020 15:64 15.60 .99795 20 40 .2022 .2065 1.0211 4.945 4.843 .97934 20
<br />t50 .0669 ,0670 1.0022 14.96 14.92 ,99776 10 50 .2051 .2095 1.0217 4.877 4.773 97875 10
<br />4 .0698 ,0699 1.0024 14.34 14.30 ,89756 88 12 .2079 .2126 1.0223 4.810 4.705 .
<br />.9781 78
<br />10 .0727 .0729 1.0027 13.76 13.73 .89736 50
<br />1 10 .2108 .2156 1.0230 4.745 4.638 .67754 5D
<br />20 .0756 ,0758 1.0029 13.23 13.20 ,89714 40 20 .2136 .2186 1.0236 4.682 4.574 .97692 40
<br />30 .0785 .0787 1.0031 12.75 12.71 :99692 30 30 .2164 .2217 1.0243 4.620 4.511 .97630 30
<br />40 .0814 .0816 1.0033 12.29 12.25 ,99668 20 40 .2193 .2247 1.0249 4.560 4.449 -87566 201
<br />50 .0843 .0846 1.0036 11.87 11.83 ,88644 10 50 .2221 .2278 1.0256 4.502 4.390 97502 1~
<br />5 .0872 .0375 1.0033 11.47 11.43 ,99619 85 13 .2250 ,2309 1.0263 4.445 4.331 .
<br />87437 77
<br />]0 .0901 .0904 1.0041 11.10 11.06 99594 50 10 .2278 .2339 1.0270 4.390 4.275 ,
<br />97371 ~~
<br />20 .0929 .0934 1.0043 10.76 10.71 .99567 40' 20 .2306 .2370 1.0277 4.336 4,219 .
<br />.97304 40
<br />30 .0958 .0963 1.0046 10.43 10.39 ,89540 30 30 .2334 .2401 1.0284 4.284 4.165 97237 30
<br />40 .0987 .0992 1.0049 10.13 10.08 .99511 20 40 .2363 ,2432 1.0291 4.232 4.113 .
<br />.97169 20
<br />50 .1016
<br />4 ,1032 1.0052 9.839 9.788 .99482 10 50 .2391 .2462 1.0289 4.182 4.061 .97100 10
<br />6 0
<br />.10 .1051 1.0055 8.567 8.514 ,89453 84 19 .2419 .2493 1.0306 4.133 4.011 97030 76 ~
<br />10 .1074 -1080 1.0058 8.309 9.255 .99421 50 10 .2447 .2524 1.0814 4.086 3.962 -
<br />.96959 b0
<br />20 .1103 .1110 1.0061 8.065 9.010 .99390 40 20 .2476 .2555 1.0321 4.039 3.914 .96887 40
<br />30 .1132 .1139 1.0065 8.834 8.777 -89357 30 30 .2504 .2586 1.0329 3.994 3.867 .96815 30
<br />40 .1161 .1169 1.0064 8.614 8.556 .99324 20 40 .2532 .2617 1.0337 3.949 3.821 .96742 20 li
<br />50 .1190 .1198 1.0073 8.405 8.345 .99290 10 50 .2560 .2648 1.0345 3.906 3.776 96667 10
<br />T .1219 .1228 1.0075 8.206 8.144 .99255 83 15 .2588 .2679 1.0353 3.864 3,732 .
<br />96593 75
<br />10 .1248 .1257 1.0079 8.016 7.953 .99219 50 10 . 2616 .2711 1.0361 3.822 3.689 .
<br />.96517 50
<br />20 . 1276 .1287 1.0082 7.834 7.770 .99182 40 20 . 2644 .2742 1.0369 3 .782 3 .647 96440 40
<br />30 . 1305 .1317 1.0086 7.661 7 .596 . 99144 30 30 , 2672 , 2773 1.0377 3 .742 3 .606 . .
<br />96363 30
<br />40 .
<br />50 1334
<br />1363 .1346
<br />1376 1.0090 7 .496 7 .429 . 99106 2D
<br />~ 40 . 2700 . 2805 1 .0388 3 .703 3 .566 . 96285 20~
<br />. . 1.0094 7 .337 7 .269 . 99067 10 50 ., 2728 . 2836 1 .0394 3 .665 3 .526 . 96206 l0
<br /> S 2 ~ 7 4
<br />~I Cosm. Cotg. Cosec. Sec. Tan. Sin. Anglp~J Cosin. Cotg. Cosec. Sec. Tan. Sin. Angle.
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