# 表中的余弦

## 表中的余弦的弧度

 α 0 π6 π4 π3 π2 π 3π2 2π 因为α

## 该表的余弦的角度从0°至180°

 cos(0°)=1 cos(1)=0.999848 cos(2°)=0.999391 cos(3°)=0.99863 cos(4°)=0.997564 cos(5°)=0.996195 cos(6°)=0.994522 cos(7°)=0.992546 cos(8°)=0.990268 cos(9°)=0.987688 cos(10°)=0.984808 cos(11°)=0.981627 cos(12°)=0.978148 cos(13°)=0.97437 cos(14°)=0.970296 cos(15°)=0.965926 cos(16°)=0.961262 cos(17°)=0.956305 cos(18°)=0.951057 cos(19°)=0.945519 cos(20°)=0.939693 cos(21°)=0.93358 cos(22°)=0.927184 cos(23°)=0.920505 cos(24°)=0.913545 cos(25°)=0.906308 cos(26°)=0.898794 cos(27度)=0.891007 cos(28°)=0.882948 cos(29°)=0.87462 cos(30°)=0.866025 cos(31°)=0.857167 cos(32°)=0.848048 cos(33°)=0.838671 cos(34°)=0.829038 cos(35°)=0.819152 cos(36°)=0.809017 cos(37°)=0.798636 cos(38度)=0.788011 cos(39°)=0.777146 cos(40°)=0.766044 cos(41°)=0.75471 cos(42°)=0.743145 cos(43°)=0.731354 cos(44°)=0.71934 cos(45°)=0.707107 cos(46°)=0.694658 cos(47°)=0.681998 cos(48°)=0.669131 cos(49°)=0.656059 cos(50°)=0.642788 cos(51°)=0.62932 cos(52°)=0.615661 cos(53°)=0.601815 cos(54°)=0.587785 cos(55°)=0.573576 cos(56°)=0.559193 cos(57°)=0.544639 cos(58°)=0.529919 cos(59°)=0.515038 cos(60°)=0.5 cos(61°)=0.48481 cos(62°)=0.469472 cos(63°)=0.45399 cos(64°)=0.438371 cos(65°)=0.422618 cos(66°)=0.406737 cos(67°)=0.390731 cos(68°)=0.374607 cos(69°)=0.358368 cos(70°)=0.34202 cos(71°)=0.325568 cos(72度)=0.309017 cos(73°)=0.292372 cos(74°)=0.275637 cos(75°)=0.258819 cos(76°)=0.241922 cos(77°)=0.224951 cos(78°)=0.207912 cos(79°)=0.190809 cos(80°)=0.173648 cos(81°)=0.156434 cos(82°)=0.139173 cos(83°)=0.121869 cos(84°)=0.104528 cos(85°)=0.087156 cos(86°)=0.069756 cos(87°)=0.052336 cos(88°)=0.034899 cos(89°)=0.017452 cos(90°)=0 cos(91°)=-0.017452 cos(92°)=-0.034899 cos(93°)=-0.052336 cos(94°)=-0.069756 cos(95°)=-0.087156 cos(96°)=-0.104528 cos(97°)=-0.121869 cos(98°)=-0.139173 cos(99°)=-0.156434 cos(100°)=-0.173648 cos(101°)=-0.190809 cos(102°)=-0.207912 cos(103°)=-0.224951 cos(104°)=-0.241922 cos(105°)=-0.258819 cos(106°)=-0.275637 cos(107°)=-0.292372 cos(108°)=-0.309017 cos(109°)=-0.325568 cos(110°)=-0.34202 cos(111°)=-0.358368 cos(112°)=-0.374607 cos(113°)=-0.390731 cos(114°)=-0.406737 cos(115°)=-0.422618 cos(116°)=-0.438371 cos(117°)=-0.45399 cos(118°)=-0.469472 cos(119°)=-0.48481 cos(120°)=为-0.5 cos(121°)=-0.515038 cos(122°)=-0.529919 cos(123°)=-0.544639 cos(124°)=-0.559193 cos(125°)=-0.573576 cos(126°)=-0.587785 cos(127°)=-0.601815 cos(128°)=-0.615661 cos(129°)=-0.62932 cos(130°)=-0.642788 cos(131°)=-0.656059 cos(132°)=-0.669131 cos(133°)=-0.681998 cos(134°)=-0.694658 cos(135°)=-0.707107 cos(136°)=-0.71934 cos(137°)=-0.731354 cos(138°)=-0.743145 cos(139°)=-0.75471 cos(140°)=-0.766044 cos(141°)=-0.777146 cos(142°)=-0.788011 cos(143°)=-0.798636 cos(144°)=-0.809017 cos(145°)=-0.819152 cos(146°)=-0.829038 cos(147°)=-0.838671 cos(148°)=-0.848048 cos(149°)=-0.857167 cos(150°)=-0.866025 cos(151°)=-0.87462 cos(152°)=-0.882948 cos(153°)=-0.891007 cos(154°)=-0.898794 cos(155°)=-0.906308 cos(156°)=-0.913545 cos(157°)=-0.920505 cos(158°)=-0.927184 cos(159°)=-0.93358 cos(160°)=-0.939693 cos(161°)=-0.945519 cos(162°)=-0.951057 cos(163°)=-0.956305 cos(164°)=-0.961262 cos(165°)=-0.965926 cos(166°)=-0.970296 cos(167°)=-0.97437 cos(168°)=-0.978148 cos(169°)=-0.981627 cos(170°)=-0.984808 cos(171°)=-0.987688 cos(172°)=-0.990268 cos(173°)=-0.992546 cos(174°)=-0.994522 cos(175°)=-0.996195 cos(176°)=-0.997564 cos(177°)=-0.99863 cos(178°)=-0.999391 cos(179°)=-0.999848 cos(180°)=-1

=0 (等于零)

## 该表的余弦的角度从181°至360°

 cos(181°)=-0.999848 cos(182°)=-0.999391 cos(183°)=-0.99863 cos(184°)=-0.997564 cos(185°)=-0.996195 cos(186°)=-0.994522 cos(187°)=-0.992546 cos(188°)=-0.990268 cos(189°)=-0.987688 cos(190°)=-0.984808 cos(191°)=-0.981627 cos(192°)=-0.978148 cos(193°)=-0.97437 cos(194°)=-0.970296 cos(195°)=-0.965926 cos(196°)=-0.961262 cos(197°)=-0.956305 cos(198°)=-0.951057 cos(199°)=-0.945519 cos(200°)=-0.939693 cos(201°)=-0.93358 cos(202°)=-0.927184 cos(203°)=-0.920505 cos(204°)=-0.913545 cos(205°)=-0.906308 cos(206°)=-0.898794 cos(207°)=-0.891007 cos(208°)=-0.882948 cos(209°)=-0.87462 cos(210°)=-0.866025 cos(211°)=-0.857167 cos(212°)=-0.848048 cos(213°)=-0.838671 cos(214°)=-0.829038 cos(215°)=-0.819152 cos(216°)=-0.809017 cos(217°)=-0.798636 cos(218°)=-0.788011 cos(219°)=-0.777146 cos(220°)=-0.766044 cos(221°)=-0.75471 cos(222°)=-0.743145 cos(223°)=-0.731354 cos(224°)=-0.71934 cos(225°)=-0.707107 cos(226°)=-0.694658 cos(227°)=-0.681998 cos(228°)=-0.669131 cos(229°)=-0.656059 cos(230°)=-0.642788 cos(231°)=-0.62932 cos(232°)=-0.615661 cos(233°)=-0.601815 cos(234°)=-0.587785 cos(235°)=-0.573576 cos(236°)=-0.559193 cos(237°)=-0.544639 cos(238°)=-0.529919 cos(239°)=-0.515038 cos(240°)=为-0.5 cos(241°)=-0.48481 cos(242°)=-0.469472 cos(243°)=-0.45399 cos(244°)=-0.438371 cos(245°)=-0.422618 cos(246°)=-0.406737 cos(247°)=-0.390731 cos(248°)=-0.374607 cos(249°)=-0.358368 cos(250°)=-0.34202 cos(251°)=-0.325568 cos(252°)=-0.309017 cos(253°)=-0.292372 cos(254°)=-0.275637 cos(255°)=-0.258819 cos(256°)=-0.241922 cos(257°)=-0.224951 cos(258°)=-0.207912 cos(259°)=-0.190809 cos(260°)=-0.173648 cos(261°)=-0.156434 cos(262°)=-0.139173 cos(263°)=-0.121869 cos(264°)=-0.104528 cos(265°)=-0.087156 cos(266°)=-0.069756 cos(267°)=-0.052336 cos(268°)=-0.034899 cos(269°)=-0.017452 cos(270°)=-0 cos(271°)=0.017452 cos(272°)=0.034899 cos(273°)=0.052336 cos(274°)=0.069756 cos(275°)=0.087156 cos(276°)=0.104528 cos(277°)=0.121869 cos(278°)=0.139173 cos(279°)=0.156434 cos(280°)=0.173648 cos(281°)=0.190809 cos(282°)=0.207912 cos(283°)=0.224951 cos(284°)=0.241922 cos(285°)=0.258819 cos(286°)=0.275637 cos(287°)=0.292372 cos(288°)=0.309017 cos(289°)=0.325568 cos(290°)=0.34202 cos(291°)=0.358368 cos(292°)=0.374607 cos(293°)=0.390731 cos(294°)=0.406737 cos(295°)=0.422618 cos(296°)=0.438371 cos(297°)=0.45399 cos(298°)=0.469472 cos(299°)=0.48481 cos(300°)=0.5 cos(301°)=0.515038 cos(302°)=0.529919 cos(303°)=0.544639 cos(304°)=0.559193 cos(305°)=0.573576 cos(306°)=0.587785 cos(307°)=0.601815 cos(308°)=0.615661 cos(309°)=0.62932 cos(310°)=0.642788 cos(311°)=0.656059 cos(312°)=0.669131 cos(313°)=0.681998 cos(314°)=0.694658 cos(315度)=0.707107 cos(316°)=0.71934 cos(317°)=0.731354 cos(318°)=0.743145 cos(319°)=0.75471 cos(320°)=0.766044 cos(321°)=0.777146 cos(322°)=0.788011 cos(323°)=0.798636 cos(324°)=0.809017 cos(325°)=0.819152 cos(326°)=0.829038 cos(327°)=0.838671 cos(328°)=0.848048 cos(329°)=0.857167 cos(330°)=0.866025 cos(331°)=0.87462 cos(332°)=0.882948 cos(333°)=0.891007 cos(334°)=0.898794 cos(335°)=0.906308 cos(336°)=0.913545 cos(337°)=0.920505 cos(338°)=0.927184 cos(339°)=0.93358 cos(340°)=0.939693 cos(341°)=0.945519 cos(342°)=0.951057 cos(343°)=0.956305 cos(344°)=0.961262 cos(345°)=0.965926 cos(346°)=0.970296 cos(347°)=0.97437 cos(348°)=0.978148 cos(349°)=0.981627 cos(350°)=0.984808 cos(351°)=0.987688 cos(352°)=0.990268 cos(353°)=0.992546 cos(354°)=0.994522 cos(355°)=0.996195 cos(356°)=0.997564 cos(357°)=0.99863 cos(358°)=0.999391 cos(359°)=0.999848 cos(360°)=1