【定義・定理・公式】高校数学基本事項 - 数学Ⅰ - 【補足】三角比の表
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 |