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【定義・定理・公式】高校数学基本事項 – 数学Ⅰ – 【補足】三角比の表

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三角比の表

$\theta$ $\sin\theta$ $\cos\theta$ $\tan\theta$
$0^{ \circ }$ 0.0000 1.0000 0.0000
$1^{ \circ }$ 0.0175 0.9998 0.0175
$2^{ \circ }$ 0.0349 0.9994 0.0349
$3^{ \circ }$ 0.0523 0.9986 0.0524
$4^{ \circ }$ 0.0698 0.9976 0.0699
$5^{ \circ }$ 0.0872 0.9962 0.0875
$6^{ \circ }$ 0.1045 0.9945 0.1051
$7^{ \circ }$ 0.1219 0.9925 0.1228
$8^{ \circ }$ 0.1392 0.9903 0.1405
$9^{ \circ }$ 0.1564 0.9877 0.1584
$10^{ \circ }$ 0.1736 0.9848 0.1763
$11^{ \circ }$ 0.1908 0.9816 0.1944
$12^{ \circ }$ 0.2079 0.9781 0.2126
$13^{ \circ }$ 0.2250 0.9744 0.2309
$14^{ \circ }$ 0.2419 0.9703 0.2493
$15^{ \circ }$ 0.2588 0.9659 0.2679
$16^{ \circ }$ 0.2756 0.9613 0.2867
$17^{ \circ }$ 0.2924 0.9563 0.3057
$18^{ \circ }$ 0.3090 0.9511 0.3249
$19^{ \circ }$ 0.3256 0.9455 0.3443
$20^{ \circ }$ 0.3420 0.9397 0.3640
$21^{ \circ }$ 0.3584 0.9336 0.3839
$22^{ \circ }$ 0.3746 0.9272 0.4040
$23^{ \circ }$ 0.3907 0.9205 0.4245
$24^{ \circ }$ 0.4067 0.9135 0.4452
$25^{ \circ }$ 0.4226 0.9063 0.4663
$26^{ \circ }$ 0.4384 0.8988 0.4877
$27^{ \circ }$ 0.4540 0.8910 0.5095
$28^{ \circ }$ 0.4695 0.8829 0.5317
$29^{ \circ }$ 0.4848 0.8746 0.5543
$30^{ \circ }$ 0.5000 0.8660 0.5774
$31^{ \circ }$ 0.5150 0.8572 0.6009
$32^{ \circ }$ 0.5299 0.8480 0.6249
$33^{ \circ }$ 0.5446 0.8387 0.6494
$34^{ \circ }$ 0.5592 0.8290 0.6745
$35^{ \circ }$ 0.5736 0.8192 0.7002
$36^{ \circ }$ 0.5878 0.8090 0.7265
$37^{ \circ }$ 0.6018 0.7986 0.7536
$38^{ \circ }$ 0.6157 0.7880 0.7813
$39^{ \circ }$ 0.6293 0.7771 0.8098
$40^{ \circ }$ 0.6428 0.7660 0.8391
$41^{ \circ }$ 0.6561 0.7547 0.8693
$42^{ \circ }$ 0.6691 0.7431 0.9004
$43^{ \circ }$ 0.6820 0.7314 0.9325
$44^{ \circ }$ 0.6947 0.7193 0.9657
$45^{ \circ }$ 0.7071 0.7071 1.0000
$46^{ \circ }$ 0.7193 0.6947 1.0355
$47^{ \circ }$ 0.7314 0.6820 1.0724
$48^{ \circ }$ 0.7431 0.6691 1.1106
$49^{ \circ }$ 0.7547 0.6561 1.1504
$50^{ \circ }$ 0.7660 0.6428 1.1918
$51^{ \circ }$ 0.7771 0.6293 1.2349
$52^{ \circ }$ 0.7880 0.6157 1.2799
$53^{ \circ }$ 0.7986 0.6018 1.3270
$54^{ \circ }$ 0.8090 0.5878 1.3764
$55^{ \circ }$ 0.8192 0.5736 1.4281
$56^{ \circ }$ 0.8290 0.5592 1.4826
$57^{ \circ }$ 0.8287 0.5446 1.5399
$58^{ \circ }$ 0.8480 0.5299 1.6003
$59^{ \circ }$ 0.8572 0.5150 1.6643
$60^{ \circ }$ 0.8860 0.5000 1.7321
$61^{ \circ }$ 0.8746 0.4848 1.8040
$62^{ \circ }$ 0.8829 0.4695 1.8807
$63^{ \circ }$ 0.8910 0.4540 1.9626
$64^{ \circ }$ 0.8988 0.4384 2.0503
$65^{ \circ }$ 0.9063 0.4226 2.1445
$66^{ \circ }$ 0.9135 0.4067 2.2460
$67^{ \circ }$ 0.9205 0.3907 2.3559
$68^{ \circ }$ 0.9272 0.3746 2.4751
$69^{ \circ }$ 0.9336 0.3584 2.6051
$70^{ \circ }$ 0.9397 0.3420 2.7475
$71^{ \circ }$ 0.9455 0.3256 2.9042
$72^{ \circ }$ 0.9511 0.3090 3.0777
$73^{ \circ }$ 0.9563 0.2924 3.2709
$74^{ \circ }$ 0.9613 0.2756 3.4874
$75^{ \circ }$ 0.9659 0.2588 3.7321
$76^{ \circ }$ 0.9703 0.2419 4.0108
$77^{ \circ }$ 0.9744 0.2250 4.3315
$78^{ \circ }$ 0.9781 0.2079 4.7046
$79^{ \circ }$ 0.9816 0.1908 5.1446
$80^{ \circ }$ 0.9848 0.1736 5.6713
$81^{ \circ }$ 0.9877 0.1564 6.3138
$82^{ \circ }$ 0.9903 0.1392 7.1154
$83^{ \circ }$ 0.9925 0.1219 8.1443
$84^{ \circ }$ 0.9945 0.1045 9.5144
$85^{ \circ }$ 0.9962 0.0872 11.4301
$86^{ \circ }$ 0.9976 0.0698 14.3007
$87^{ \circ }$ 0.9986 0.0523 19.0811
$88^{ \circ }$ 0.9994 0.0349 28.6363
$89^{ \circ }$ 0.9998 0.0175 57.2900
$90^{ \circ }$ 1.0000 0.0000 なし