Cosine 0° 45° | α | cos(α) |
| 0° | 1.000000 |
| 1° | 0.999848 |
| 2° | 0.999391 |
| 3° | 0.998630 |
| 4° | 0.997564 |
| 5° | 0.996195 |
| 6° | 0.994522 |
| 7° | 0.992546 |
| 8° | 0.990268 |
| 9° | 0.987688 |
| 10° | 0.984808 |
| 11° | 0.981627 |
| 12° | 0.978148 |
| 13° | 0.974370 |
| 14° | 0.970296 |
| 15° | 0.965926 |
| 16° | 0.961262 |
| 17° | 0.956305 |
| 18° | 0.951057 |
| 19° | 0.945519 |
| 20° | 0.939693 |
| 21° | 0.933580 |
| 22° | 0.927184 |
| 23° | 0.920505 |
| 24° | 0.913545 |
| 25° | 0.906308 |
| 26° | 0.898794 |
| 27° | 0.891007 |
| 28° | 0.882948 |
| 29° | 0.874620 |
| 30° | 0.866025 |
| 31° | 0.857167 |
| 32° | 0.848048 |
| 33° | 0.838671 |
| 34° | 0.829038 |
| 35° | 0.819152 |
| 36° | 0.809017 |
| 37° | 0.798636 |
| 38° | 0.788011 |
| 39° | 0.777146 |
| 40° | 0.766044 |
| 41° | 0.754710 |
| 42° | 0.743145 |
| 43° | 0.731354 |
| 44° | 0.719340 |
| 45° | 0.707107 |
Cosine 45° 90° | α | cos(α) |
| 45° | 0.707107 |
| 46° | 0.694658 |
| 47° | 0.681998 |
| 48° | 0.669131 |
| 49° | 0.656059 |
| 50° | 0.642788 |
| 51° | 0.629320 |
| 52° | 0.615661 |
| 53° | 0.601815 |
| 54° | 0.587785 |
| 55° | 0.573576 |
| 56° | 0.559193 |
| 57° | 0.544639 |
| 58° | 0.529919 |
| 59° | 0.515038 |
| 60° | 0.500000 |
| 61° | 0.484810 |
| 62° | 0.469472 |
| 63° | 0.453990 |
| 64° | 0.438371 |
| 65° | 0.422618 |
| 66° | 0.406737 |
| 67° | 0.390731 |
| 68° | 0.374607 |
| 69° | 0.358368 |
| 70° | 0.342020 |
| 71° | 0.325568 |
| 72° | 0.309017 |
| 73° | 0.292372 |
| 74° | 0.275637 |
| 75° | 0.258819 |
| 76° | 0.241922 |
| 77° | 0.224951 |
| 78° | 0.207912 |
| 79° | 0.190809 |
| 80° | 0.173648 |
| 81° | 0.156434 |
| 82° | 0.139173 |
| 83° | 0.121869 |
| 84° | 0.104528 |
| 85° | 0.087156 |
| 86° | 0.069756 |
| 87° | 0.052336 |
| 88° | 0.034899 |
| 89° | 0.017452 |
| 90° | 0.000000 |
Cosine 90° 135° | α | cos(α) |
| 90° | 0.000000 |
| 91° | -0.017452 |
| 92° | -0.034899 |
| 93° | -0.052336 |
| 94° | -0.069756 |
| 95° | -0.087156 |
| 96° | -0.104528 |
| 97° | -0.121869 |
| 98° | -0.139173 |
| 99° | -0.156434 |
| 100° | -0.173648 |
| 101° | -0.190809 |
| 102° | -0.207912 |
| 103° | -0.224951 |
| 104° | -0.241922 |
| 105° | -0.258819 |
| 106° | -0.275637 |
| 107° | -0.292372 |
| 108° | -0.309017 |
| 109° | -0.325568 |
| 110° | -0.342020 |
| 111° | -0.358368 |
| 112° | -0.374607 |
| 113° | -0.390731 |
| 114° | -0.406737 |
| 115° | -0.422618 |
| 116° | -0.438371 |
| 117° | -0.453990 |
| 118° | -0.469472 |
| 119° | -0.484810 |
| 120° | -0.500000 |
| 121° | -0.515038 |
| 122° | -0.529919 |
| 123° | -0.544639 |
| 124° | -0.559193 |
| 125° | -0.573576 |
| 126° | -0.587785 |
| 127° | -0.601815 |
| 128° | -0.615661 |
| 129° | -0.629320 |
| 130° | -0.642788 |
| 131° | -0.656059 |
| 132° | -0.669131 |
| 133° | -0.681998 |
| 134° | -0.694658 |
| 135° | -0.707107 |
Cosine 135° 180° | α | cos(α) |
| 135° | -0.707107 |
| 136° | -0.719340 |
| 137° | -0.731354 |
| 138° | -0.743145 |
| 139° | -0.754710 |
| 140° | -0.766044 |
| 141° | -0.777146 |
| 142° | -0.788011 |
| 143° | -0.798636 |
| 144° | -0.809017 |
| 145° | -0.819152 |
| 146° | -0.829038 |
| 147° | -0.838671 |
| 148° | -0.848048 |
| 149° | -0.857167 |
| 150° | -0.866025 |
| 151° | -0.874620 |
| 152° | -0.882948 |
| 153° | -0.891007 |
| 154° | -0.898794 |
| 155° | -0.906308 |
| 156° | -0.913545 |
| 157° | -0.920505 |
| 158° | -0.927184 |
| 159° | -0.933580 |
| 160° | -0.939693 |
| 161° | -0.945519 |
| 162° | -0.951057 |
| 163° | -0.956305 |
| 164° | -0.961262 |
| 165° | -0.965926 |
| 166° | -0.970296 |
| 167° | -0.974370 |
| 168° | -0.978148 |
| 169° | -0.981627 |
| 170° | -0.984808 |
| 171° | -0.987688 |
| 172° | -0.990268 |
| 173° | -0.992546 |
| 174° | -0.994522 |
| 175° | -0.996195 |
| 176° | -0.997564 |
| 177° | -0.998630 |
| 178° | -0.999391 |
| 179° | -0.999848 |
| 180° | -1.000000 |