Matemática - Tabelas

Tabela trigonométrica

A tabela trigonométrica a seguir apresenta os valores do seno, cosseno e tangente dos ângulos agudos (menores que 90°). Você também pode encontrar estes valores usando uma calculadora científica.

Essas informações facilitam os cálculos que envolvem a trigonometria no triângulo retângulo.

Ângulo	sen	cos	tg
1	0,017452	0,999848	0,017455
2	0,034899	0,999391	0,034921
3	0,052336	0,99863	0,052408
4	0,069756	0,997564	0,069927
5	0,087156	0,996195	0,087489
6	0,104528	0,994522	0,105104
7	0,121869	0,992546	0,122785
8	0,139173	0,990268	0,140541
9	0,156434	0,987688	0,158384
10	0,173648	0,984808	0,176327
11	0,190809	0,981627	0,19438
12	0,207912	0,978148	0,212557
13	0,224951	0,97437	0,230868
14	0,241922	0,970296	0,249328
15	0,258819	0,965926	0,267949
16	0,275637	0,961262	0,286745
17	0,292372	0,956305	0,305731
18	0,309017	0,951057	0,32492
19	0,325568	0,945519	0,344328
20	0,34202	0,939693	0,36397
21	0,358368	0,93358	0,383864
22	0,374607	0,927184	0,404026
23	0,390731	0,920505	0,424475
24	0,406737	0,913545	0,445229
25	0,422618	0,906308	0,466308
26	0,438371	0,898794	0,487733
27	0,45399	0,891007	0,509525
28	0,469472	0,882948	0,531709
29	0,48481	0,87462	0,554309
30	0,5	0,866025	0,57735
31	0,515038	0,857167	0,600861
32	0,529919	0,848048	0,624869
33	0,544639	0,838671	0,649408
34	0,559193	0,829038	0,674509
35	0,573576	0,819152	0,700208
36	0,587785	0,809017	0,726543
37	0,601815	0,798636	0,753554
38	0,615661	0,788011	0,781286
39	0,62932	0,777146	0,809784
40	0,642788	0,766044	0,8391
41	0,656059	0,75471	0,869287
42	0,669131	0,743145	0,900404
43	0,681998	0,731354	0,932515
44	0,694658	0,71934	0,965689
45	0,707107	0,707107	1
46	0,71934	0,694658	1,03553
47	0,731354	0,681998	1,072369
48	0,743145	0,669131	1,110613
49	0,75471	0,656059	1,150368
50	0,766044	0,642788	1,191754
51	0,777146	0,62932	1,234897
52	0,788011	0,615661	1,279942
53	0,798636	0,601815	1,327045
54	0,809017	0,587785	1,376382
55	0,819152	0,573576	1,428148
56	0,829038	0,559193	1,482561
57	0,838671	0,544639	1,539865
58	0,848048	0,529919	1,600335
59	0,857167	0,515038	1,664279
60	0,866025	0,5	1,732051
61	0,87462	0,48481	1,804048
62	0,882948	0,469472	1,880726
63	0,891007	0,45399	1,962611
64	0,898794	0,438371	2,050304
65	0,906308	0,422618	2,144507
66	0,913545	0,406737	2,246037
67	0,920505	0,390731	2,355852
68	0,927184	0,374607	2,475087
69	0,93358	0,358368	2,605089
70	0,939693	0,34202	2,747477
71	0,945519	0,325568	2,904211
72	0,951057	0,309017	3,077684
73	0,956305	0,292372	3,270853
74	0,961262	0,275637	3,487414
75	0,965926	0,258819	3,732051
76	0,970296	0,241922	4,010781
77	0,97437	0,224951	4,331476
78	0,978148	0,207912	4,70463
79	0,981627	0,190809	5,144554
80	0,984808	0,173648	5,671282
81	0,987688	0,156434	6,313752
82	0,990268	0,139173	7,11537
83	0,992546	0,121869	8,144346
84	0,994522	0,104528	9,514364
85	0,996195	0,087156	11,43005
86	0,997564	0,069756	14,30067
87	0,99863	0,052336	19,08114
88	0,999391	0,034899	28,63625
89	0,999848	0,017452	57,28996
90	1	0	-

Tabela de logaritmos em outras bases

A seguir são listados os logaritmos nas bases de 2 a 9.

Na primeira tabela, você encontra os logaritmos nas bases 2 a 5, enquanto na segunda tabela estão os logaritmos nas bases 6 a 9.

Base 2 a 5

nº / base	2	3	4	5
2	1,0000	0,6309	0,5000	0,4307
3	1,5850	1,0000	0,7925	0,6826
4	2,0000	1,2619	1,0000	0,8614
5	2,3219	1,4650	1,1610	1,0000
6	2,5850	1,6309	1,2925	1,1133
7	2,8074	1,7712	1,4037	1,2091
8	3,0000	1,8928	1,5000	1,2920
9	3,1699	2,0000	1,5850	1,3652
10	3,3219	2,0959	1,6610	1,4307
11	3,4594	2,1827	1,7297	1,4899
12	3,5850	2,2619	1,7925	1,5440
13	3,7004	2,3347	1,8502	1,5937
14	3,8074	2,4022	1,9037	1,6397
15	3,9069	2,4650	1,9534	1,6826
16	4,0000	2,5237	2,0000	1,7227
17	4,0875	2,5789	2,0437	1,7604
18	4,1699	2,6309	2,0850	1,7959
19	4,2479	2,6801	2,1240	1,8295
20	4,3219	2,7268	2,1610	1,8614
21	4,3923	2,7712	2,1962	1,8917
22	4,4594	2,8136	2,2297	1,9206
23	4,5236	2,8540	2,2618	1,9482
24	4,5850	2,8928	2,2925	1,9746
25	4,6439	2,9299	2,3219	2,0000
26	4,7004	2,9656	2,3502	2,0244
27	4,7549	3,0000	2,3774	2,0478
28	4,8074	3,0331	2,4037	2,0704
29	4,8580	3,0650	2,4290	2,0922
30	4,9069	3,0959	2,4534	2,1133
31	4,9542	3,1257	2,4771	2,1337
32	5,0000	3,1546	2,5000	2,1534
33	5,0444	3,1827	2,5222	2,1725
34	5,0875	3,2098	2,5437	2,1911
35	5,1293	3,2362	2,5646	2,2091
36	5,1699	3,2619	2,5850	2,2266
37	5,2095	3,2868	2,6047	2,2436
38	5,2479	3,3111	2,6240	2,2602
39	5,2854	3,3347	2,6427	2,2763
40	5,3219	3,3578	2,6610	2,2920
41	5,3576	3,3802	2,6788	2,3074
42	5,3923	3,4022	2,6962	2,3223
43	5,4263	3,4236	2,7131	2,3370
44	5,4594	3,4445	2,7297	2,3512
45	5,4919	3,4650	2,7459	2,3652
46	5,5236	3,4850	2,7618	2,3789
47	5,5546	3,5046	2,7773	2,3922
48	5,5850	3,5237	2,7925	2,4053
49	5,6147	3,5425	2,8074	2,4181
50	5,6439	3,5609	2,8219	2,4307
51	5,6724	3,5789	2,8362	2,4430
52	5,7004	3,5966	2,8502	2,4550
53	5,7279	3,6139	2,8640	2,4669
54	5,7549	3,6309	2,8774	2,4785
55	5,7814	3,6476	2,8907	2,4899
56	5,8074	3,6640	2,9037	2,5011
57	5,8329	3,6801	2,9164	2,5121
58	5,8580	3,6960	2,9290	2,5229
59	5,8826	3,7115	2,9413	2,5335
60	5,9069	3,7268	2,9534	2,5440
61	5,9307	3,7419	2,9654	2,5542
62	5,9542	3,7567	2,9771	2,5643
63	5,9773	3,7712	2,9886	2,5743
64	6,0000	3,7856	3,0000	2,5841
65	6,0224	3,7997	3,0112	2,5937
66	6,0444	3,8136	3,0222	2,6032
67	6,0661	3,8273	3,0330	2,6125
68	6,0875	3,8408	3,0437	2,6217
69	6,1085	3,8540	3,0543	2,6308
70	6,1293	3,8671	3,0646	2,6397
71	6,1497	3,8801	3,0749	2,6486
72	6,1699	3,8928	3,0850	2,6572
73	6,1898	3,9053	3,0949	2,6658
74	6,2095	3,9177	3,1047	2,6743
75	6,2288	3,9299	3,1144	2,6826
76	6,2479	3,9420	3,1240	2,6908
77	6,2668	3,9539	3,1334	2,6990
78	6,2854	3,9656	3,1427	2,7070
79	6,3038	3,9772	3,1519	2,7149
80	6,3219	3,9887	3,1610	2,7227
81	6,3399	4,0000	3,1699	2,7304
82	6,3576	4,0112	3,1788	2,7380
83	6,3750	4,0222	3,1875	2,7456
84	6,3923	4,0331	3,1962	2,7530
85	6,4094	4,0439	3,2047	2,7604
86	6,4263	4,0545	3,2131	2,7676
87	6,4429	4,0650	3,2215	2,7748
88	6,4594	4,0754	3,2297	2,7819
89	6,4757	4,0857	3,2379	2,7889
90	6,4919	4,0959	3,2459	2,7959
91	6,5078	4,1060	3,2539	2,8028
92	6,5236	4,1159	3,2618	2,8095
93	6,5392	4,1257	3,2696	2,8163
94	6,5546	4,1355	3,2773	2,8229
95	6,5699	4,1451	3,2849	2,8295
96	6,5850	4,1546	3,2925	2,8360
97	6,5999	4,1641	3,3000	2,8424
98	6,6147	4,1734	3,3074	2,8488
99	6,6294	4,1827	3,3147	2,8551

Base 6 a 9

nº / base	6	7	8	9
2	0,3869	0,3562	0,3333	0,3155
3	0,6131	0,5646	0,5283	0,5000
4	0,7737	0,7124	0,6667	0,6309
5	0,8982	0,8271	0,7740	0,7325
6	1,0000	0,9208	0,8617	0,8155
7	1,0860	1,0000	0,9358	0,8856
8	1,1606	1,0686	1,0000	0,9464
9	1,2263	1,1292	1,0566	1,0000
10	1,2851	1,1833	1,1073	1,0480
11	1,3383	1,2323	1,1531	1,0913
12	1,3869	1,2770	1,1950	1,1309
13	1,4315	1,3181	1,2335	1,1674
14	1,4729	1,3562	1,2691	1,2011
15	1,5114	1,3917	1,3023	1,2325
16	1,5474	1,4248	1,3333	1,2619
17	1,5812	1,4560	1,3625	1,2895
18	1,6131	1,4854	1,3900	1,3155
19	1,6433	1,5131	1,4160	1,3401
20	1,6720	1,5395	1,4406	1,3634
21	1,6992	1,5646	1,4641	1,3856
22	1,7251	1,5885	1,4865	1,4068
23	1,7500	1,6113	1,5079	1,4270
24	1,7737	1,6332	1,5283	1,4464
25	1,7965	1,6542	1,5480	1,4650
26	1,8184	1,6743	1,5668	1,4828
27	1,8394	1,6937	1,5850	1,5000
28	1,8597	1,7124	1,6025	1,5166
29	1,8793	1,7304	1,6193	1,5325
30	1,8982	1,7479	1,6356	1,5480
31	1,9165	1,7647	1,6514	1,5629
32	1,9343	1,7810	1,6667	1,5773
33	1,9514	1,7968	1,6815	1,5913
34	1,9681	1,8122	1,6958	1,6049
35	1,9843	1,8271	1,7098	1,6181
36	2,0000	1,8416	1,7233	1,6309
37	2,0153	1,8556	1,7365	1,6434
38	2,0302	1,8693	1,7493	1,6555
39	2,0447	1,8827	1,7618	1,6674
40	2,0588	1,8957	1,7740	1,6789
41	2,0726	1,9084	1,7859	1,6901
42	2,0860	1,9208	1,7974	1,7011
43	2,0992	1,9329	1,8088	1,7118
44	2,1120	1,9447	1,8198	1,7223
45	2,1245	1,9562	1,8306	1,7325
46	2,1368	1,9675	1,8412	1,7425
47	2,1488	1,9786	1,8515	1,7523
48	2,1606	1,9894	1,8617	1,7619
49	2,1721	2,0000	1,8716	1,7712
50	2,1833	2,0104	1,8813	1,7804
51	2,1944	2,0206	1,8908	1,7895
52	2,2052	2,0305	1,9001	1,7983
53	2,2159	2,0403	1,9093	1,8070
54	2,2263	2,0499	1,9183	1,8155
55	2,2365	2,0594	1,9271	1,8238
56	2,2466	2,0686	1,9358	1,8320
57	2,2565	2,0777	1,9443	1,8401
58	2,2662	2,0867	1,9527	1,8480
59	2,2757	2,0954	1,9609	1,8558
60	2,2851	2,1041	1,9690	1,8634
61	2,2943	2,1126	1,9769	1,8709
62	2,3034	2,1209	1,9847	1,8783
63	2,3123	2,1292	1,9924	1,8856
64	2,3211	2,1372	2,0000	1,8928
65	2,3298	2,1452	2,0075	1,8998
66	2,3383	2,1531	2,0148	1,9068
67	2,3467	2,1608	2,0220	1,9136
68	2,3550	2,1684	2,0292	1,9204
69	2,3631	2,1759	2,0362	1,9270
70	2,3711	2,1833	2,0431	1,9336
71	2,3790	2,1906	2,0499	1,9400
72	2,3869	2,1978	2,0566	1,9464
73	2,3946	2,2049	2,0633	1,9527
74	2,4021	2,2119	2,0698	1,9589
75	2,4096	2,2187	2,0763	1,9650
76	2,4170	2,2256	2,0826	1,9710
77	2,4243	2,2323	2,0889	1,9770
78	2,4315	2,2389	2,0951	1,9828
79	2,4386	2,2455	2,1013	1,9886
80	2,4457	2,2519	2,1073	1,9943
81	2,4526	2,2583	2,1133	2,0000
82	2,4594	2,2646	2,1192	2,0056
83	2,4662	2,2708	2,1250	2,0111
84	2,4729	2,2770	2,1308	2,0166
85	2,4795	2,2831	2,1365	2,0219
86	2,4860	2,2891	2,1421	2,0273
87	2,4925	2,2950	2,1476	2,0325
88	2,4988	2,3009	2,1531	2,0377
89	2,5052	2,3067	2,1586	2,0429
90	2,5114	2,3124	2,1640	2,0480
91	2,5176	2,3181	2,1693	2,0530
92	2,5237	2,3237	2,1745	2,0580
93	2,5297	2,3293	2,1797	2,0629
94	2,5357	2,3348	2,1849	2,0677
95	2,5416	2,3402	2,1900	2,0726
96	2,5474	2,3456	2,1950	2,0773
97	2,5532	2,3509	2,2000	2,0820
98	2,5589	2,3562	2,2049	2,0867
99	2,5646	2,3614	2,2098	2,0913

Tabela de logaritmos decimais

Quando usamos apenas o temo log, sem especificar a base, estamos nos referindo aos logaritmos decimais.

A tabela a seguir mostra os valores dos logaritmos decimais referentes aos números de 1 a 99.

nº	log
1	0
2	0,30103
3	0,477121
4	0,60206
5	0,69897
6	0,778151
7	0,845098
8	0,90309
9	0,954243
10	1
11	1,041393
12	1,079181
13	1,113943
14	1,146128
15	1,176091
16	1,20412
17	1,230449
18	1,255273
19	1,278754
20	1,30103
21	1,322219
22	1,342423
23	1,361728
24	1,380211
25	1,39794
26	1,414973
27	1,431364
28	1,447158
29	1,462398
30	1,477121
31	1,491362
32	1,50515
33	1,518514
34	1,531479
35	1,544068
36	1,556303
37	1,568202
38	1,579784
39	1,591065
40	1,60206
41	1,612784
42	1,623249
43	1,633468
44	1,643453
45	1,653213
46	1,662758
47	1,672098
48	1,681241
49	1,690196

50	1,69897
51	1,70757
52	1,716003
53	1,724276
54	1,732394
55	1,740363
56	1,748188
57	1,755875
58	1,763428
59	1,770852
60	1,778151
61	1,78533
62	1,792392
63	1,799341
64	1,80618
65	1,812913
66	1,819544
67	1,826075
68	1,832509
69	1,838849
70	1,845098
71	1,851258
72	1,857332
73	1,863323
74	1,869232
75	1,875061
76	1,880814
77	1,886491
78	1,892095
79	1,897627
80	1,90309
81	1,908485
82	1,913814
83	1,919078
84	1,924279
85	1,929419
86	1,934498
87	1,939519
88	1,944483
89	1,94939
90	1,954243
91	1,959041
92	1,963788
93	1,968483
94	1,973128
95	1,977724
96	1,982271
97	1,986772
98	1,991226
99	1,995635