| sign | 1 sign | 2 sign | 3 sign | 4 sign | 5 sign | 6 sign | 7 sign | 8 sign | 9 sign | 10 sign | 11 sign | 12 sign | 13 sign | 14 sign | 15 sign | 16 sign | 17 sign | 18 sign | 19 sign | 20 sign | 21 sign | 22 sign | 23 sign | 24 sign | 25 sign | 26 sign | 27 sign | 28 sign | 29 sign | 30 sign | 31 sign | 32 sign | 33 sign | 34 sign | 35 sign | 36 sign | 37 sign | 38 sign | 39 sign | 40 sign | 41 sign | 42 sign | 43 sign | 44 sign | 45 sign | 46 sign | 47 sign | 48 sign | 49 sign | 50 sign | 51 sign | 52 sign | 53 sign | 54 sign | 55 sign | 56 sign | 57 sign | 58 sign | 59 sign | 60 sign | 61 sign | 62 sign | 63 sign | 64 sign | 65 sign | 66 sign | 67 sign | 68 sign | 69 sign | 70 sign | 71 sign | 72 sign | 73 sign | 74 sign | 75 sign | 76 sign | 77 sign | 78 sign | 79 sign | 80 sign | 81 sign | 82 sign | 83 sign | 84 sign | 85 sign | 86 sign | 87 sign | 88 sign | 89 sign | 90 sign | 91 sign | 92 sign | 93 sign | 94 sign | 95 sign | 96 sign | 97 sign | 98 sign | 99 sign | 100 sign |
| radian | 0.5235988 rad | 1.0471975 rad | 1.5707963 rad | 2.0943951 rad | 2.6179938 rad | 3.1415926 rad | 3.6651914 rad | 4.1887901 rad | 4.7123889 rad | 5.2359877 rad | 5.7595864 rad | 6.2831852 rad | 6.8067840 rad | 7.3303827 rad | 7.8539815 rad | 8.3775803 rad | 8.9011790 rad | 9.4247778 rad | 9.9483766 rad | 10.4719753 rad | 10.9955741 rad | 11.5191729 rad | 12.0427716 rad | 12.5663704 rad | 13.0899692 rad | 13.6135679 rad | 14.1371667 rad | 14.6607655 rad | 15.1843642 rad | 15.707963 rad | 16.2315618 rad | 16.7551605 rad | 17.2787593 rad | 17.8023581 rad | 18.3259568 rad | 18.8495556 rad | 19.3731544 rad | 19.8967531 rad | 20.4203519 rad | 20.9439507 rad | 21.4675494 rad | 21.9911482 rad | 22.5147470 rad | 23.0383457 rad | 23.5619445 rad | 24.0855433 rad | 24.6091420 rad | 25.1327408 rad | 25.6563396 rad | 26.1799383 rad | 26.7035371 rad | 27.2271359 rad | 27.7507346 rad | 28.2743334 rad | 28.7979322 rad | 29.3215309 rad | 29.8451297 rad | 30.3687285 rad | 30.8923272 rad | 31.415926 rad | 31.9395248 rad | 32.4631235 rad | 32.9867223 rad | 33.5103211 rad | 34.0339198 rad | 34.5575186 rad | 35.0811174 rad | 35.6047161 rad | 36.1283149 rad | 36.6519137 rad | 37.1755124 rad | 37.6991112 rad | 38.2227100 rad | 38.7463087 rad | 39.2699075 rad | 39.7935063 rad | 40.3171050 rad | 40.8407038 rad | 41.3643026 rad | 41.8879013 rad | 42.4115001 rad | 42.9350989 rad | 43.4586976 rad | 43.9822964 rad | 44.5058952 rad | 45.0294939 rad | 45.5530927 rad | 46.0766915 rad | 46.6002902 rad | 47.123889 rad | 47.6474878 rad | 48.1710865 rad | 48.6946853 rad | 49.2182841 rad | 49.7418828 rad | 50.2654816 rad | 50.7890804 rad | 51.3126791 rad | 51.8362779 rad | 52.3598767 rad |
sign is the unit of plane angle, equals to 30°.
| 1 signs = 0.52359876666667 radians | 6 signs = 3.1415926 radians |
| 2 signs = 1.0471975333333 radians | 7 signs = 3.6651913666667 radians |
| 3 signs = 1.5707963 radians | 8 signs = 4.1887901333333 radians |
| 4 signs = 2.0943950666667 radians | 9 signs = 4.7123889 radians |
| 5 signs = 2.6179938333333 radians | 10 signs = 5.2359876666667 radians |
The radian is the standard unit of angular measure, used in many areas of mathematics. The length of an arc of a unit circle is numerically equal to the measurement in radians of the angle that it subtends; one radian is just under 57.3 degrees.
| 1 radians = 1.9098593496814 signs | 6 radians = 11.459156098089 signs |
| 2 radians = 3.8197186993629 signs | 7 radians = 13.36901544777 signs |
| 3 radians = 5.7295780490443 signs | 8 radians = 15.278874797451 signs |
| 4 radians = 7.6394373987257 signs | 9 radians = 17.188734147133 signs |
| 5 radians = 9.5492967484072 signs | 10 radians = 19.098593496814 signs |
| 1 signs = 0.5235988 radians |
| 1 radians = 1.9098593 signs |