34 



Radi- 

 ans 



0.3142 

 0.3171 



0.3200 

 0.3229 

 0.3258 

 0.3287 



0.3316 

 0.3345 

 0.3374 

 0.3403 

 0.3432 

 0.3462 



0.3491 

 0.3520 

 0.3549 

 0.3578 

 0.3607 

 0.3636 



0.3665 

 0.3694 

 0.3723 

 0.3752 

 0.3782 

 0.3811 



0.3840 

 0.3869 

 0.3898 

 0.3927 

 0.3956 

 0.3985 



0.4014 

 0.4043 

 0.4072 

 0.4102 

 0.4131 

 0.4160 



0.4189 

 0.4218 

 0.4247 

 0.4276 

 0.4305 

 0.4334 



0.4363 

 0.4392 

 0.4422 

 0.4451 

 0.4480 

 0.4509 



0.4538 

 0.4567 

 0.4596 

 0.4625 

 0.4654 

 0.4683 



TABLE 15.— CIRCULAR (TRIGONOMETRIC) FUNCTIONS (continued) 



De- 

 grees 



18°00' 

 10 



20 

 30 

 40 

 50 



19°00' 

 10 

 20 

 30 

 40 

 50 



20° 00' 

 10 

 20 

 30 

 40 

 50 



21°00' 

 10 

 20 

 30 

 40 

 50 



22°00' 

 10 

 20 

 30 

 40 

 50 



23°00' 

 10 

 20 

 30 

 40 

 50 



24°00' 

 10 

 20 

 30 

 40 

 50 



25°00' 

 10 

 20 

 30 

 40 

 50 



26°00' 

 10 

 20 

 30 

 40 

 50 



0.4712 27°00' 



Nat. Log. 



.3090 9.4900 



.3118 .4939 



.3145 .4977 



.3173 .5015 



Cosines 

 Nat. Log. 



.9511 9.9782 



.9502 .9778 



.9492 .9774 



.9483 .9770 



Tangents 



A 



Nat. Log. 



.3249 9.5118 

 .3281 .5161 

 .3314 .5203 

 .3346 .5245 



Cotangents 

 a 



Nat. Log. 



3.0777 0.4882 



3.0475 .4839 



3.0178 .4797 



2.9887 .4755 



.3201 .5052 .9474 .9765 .3378 .5287 2.9600 .4713 

 .3228 .5090 .9465 .9761 .3411 .5329 2.9319 .4671 



.3256 9.5126 

 .3283 .5163 

 .3311 .5199 

 .3338 .5235 

 .3365 .5270 

 .3393 .5306 



.3420 9.5341 

 .3448 .5375 

 .3475 .5409 

 .3502 .5443 

 .3529 .5477 

 .3557 .5510 



.3584 9.5543 

 .3611 .5576 

 .3638 .5609 

 .3665 .5641 

 .3692 .5673 

 .3719 .5704 



.3746 9.5736 

 .3773 .5767 

 .3800 .5798 

 .3827 .5828 

 .3854 .5859 

 .3881 .5889 



.3907 9.5919 



.3934 .5948 



.3961 .5978 



.3987 .6007 



.4014 .6036 



.4041 .6065 



.4067 9.6093 



.4094 .6121 



.4120 .6149 



.4147 .6177 



.4173 .6205 



.4200 .6232 



.4226 9.6259 



.4253 .6286 



.4279 .6313 



.4305 .6340 



.4331 .6366 



.4358 .6392 



.4384 9.6418 



.4410 .6444 



.4436 .6470 



.4462 .6495 



.4488 .6521 



.4514 .6546 



.4540 9.6570 



Nat. Log. 

 Cosines 



.9455 9.9757 

 .9446 .9752 

 .9436 .9748 

 .9426 .9743 

 .9417 .9739 

 .9407 .9734 



.9397 9.9730 

 .9387 .9725 

 .9377 .9721 

 .9367 .9716 

 .9356 .9711 

 .9346 .9706 



.9336 9.9702 

 .9325 .9697 

 .9315 .9692 

 .9304 .9687 

 .9293 .9682 

 .9283 .9677 



.9272 9.9672 

 .9261 .9667 

 .9250 .9661 

 .9239 .9656 

 .9228 .9651 

 .9216 .9646 



.9205 9.9640 

 .9194 .9635 

 .9182 .9629 

 .9171 .9624 

 .9159 .9618 

 .9147 .9613 



.9135 9.9607 



.9124 .9602 



.9112 .9596 



.9100 .9590 



.9088 .9584 



.9075 .9579 



.9063 9.9573 



.9051 .9567 



.9038 .9561 



.9026 .9555 



.9013 .9549 



.9001 .9543 



.8988 9.9537 



.8975 .9530 



.8962 .9524 



.8949 .9518 



.8936 .9512 



.8923 .9505 



.3443 9.5370 

 .3476 .5411 

 .3508 .5451 

 .3541 .5491 

 .3574 .5531 

 .3607 .5571 



.3640 9.5611 

 .3673 .5650 

 .3706 .5689 

 .3739 .5727 

 .3772 .5766 

 .3805 .5804 



.3839 9.5842 

 .3872 .5879 

 .3906 .5917 

 .3939 .5954 

 .3973 .5991 

 .4006 .6028 



.4040 9.6064 

 .4074 .6100 

 .4108 .6136 

 .4142 .6172 

 .4176 .6208 

 .4210 .6243 



.4245 9.6279 

 .4279 .6314 

 .4314 .6348 

 .4348 .6383 

 .4383 .6417 

 .4417 .6452 



.4452 9.6486 

 .4487 .6520 

 .4522 .6553 

 .4557 .6587 

 .4592 .6620 

 .4628 .6654 



.4663 9.6687 



.4699 .6720 



.4734 .6752 



.4770 .6785 



.4806 .6817 



.4841 .6850 



.4877 9.6882 



.4913 .6914 



.4950 .6946 



.4986 .6977 



.5022 .7009 



.5059 .7040 



.8910 9.9499 .5095 9.7072 



Nat. Log. Nat. Log. 

 Sines Cotangents 



{continued) 



2.9042 0.4630 

 2.8770 .4589 



2.8502 

 2.8239 

 2.7980 

 2.7725 



.4549 

 .4509 

 .4469 

 .4429 



2.7475 0.4389 

 2.7228 .4350 



2.6985 

 2.6746 

 2.6511 

 2.6279 



.4311 

 .4273 

 .4234 

 .4196 



2.6051 0.4158 

 2.5826 .4121 



2.5605 

 2.5386 

 2.5172 

 2.4960 



.4083 

 .4046 

 .4009 

 .3972 



2.4751 0.3936 

 2.4545 .3900 



2.4342 

 2.4142 

 2.3945 

 2.3750 



.3864 

 .3828 

 .3792 

 .3757 



2.3559 0.3721 

 2.3369 .3686 

 2.3183 .3652 

 2.2998 .3617 

 2.2817 .3583 

 2.2637 .3548 



2.2460 6.3514 

 2.2286 .3480 

 2.2113 .3447 

 2.1943 .3413 

 2.1775 .3380 

 2.1609 .3346 



2.1445 0.3313 

 2.1283 .3280 



2.1123 

 2.0965 

 2.0809 

 2.0655 



.3248 

 .3215 

 .3183 

 .3150 



2.0503 0.3118 

 2.0353 .3086 



2.0204 

 2.0057 

 1.9912 

 1.9768 



.3054 

 .3023 

 .2991 

 .2960 



1.9626 0.2928 



Nat. Log. 



v 



Tangents 



72°00' 

 50 

 40 

 30 



20 1.2450 

 10 1.2421 



71°00' 

 50 

 40 

 30 

 20 

 10 



70°00' 

 50 

 40 

 30 

 20 

 10 



69° 00' 

 50 

 40 

 30 

 20 

 10 



68°00' 

 50 

 40 

 30 

 20 

 10 



67°00' 

 50 

 40 

 30 

 20 

 10 



66°00' 

 50 

 40 

 30 

 20 

 10 



65°00' 

 50 

 40 

 30 

 20 

 10 



64°00' 

 50 

 40 

 30 

 20 

 10 



63°00' 



De- 

 grees 



Radi- 



SMITHSONIAN PHYSICAL TABLES 



