full circle | 1 circle | 2 circle | 3 circle | 4 circle | 5 circle | 6 circle | 7 circle | 8 circle | 9 circle | 10 circle | 11 circle | 12 circle | 13 circle | 14 circle | 15 circle | 16 circle | 17 circle | 18 circle | 19 circle | 20 circle | 21 circle | 22 circle | 23 circle | 24 circle | 25 circle | 26 circle | 27 circle | 28 circle | 29 circle | 30 circle | 31 circle | 32 circle | 33 circle | 34 circle | 35 circle | 36 circle | 37 circle | 38 circle | 39 circle | 40 circle | 41 circle | 42 circle | 43 circle | 44 circle | 45 circle | 46 circle | 47 circle | 48 circle | 49 circle | 50 circle | 51 circle | 52 circle | 53 circle | 54 circle | 55 circle | 56 circle | 57 circle | 58 circle | 59 circle | 60 circle | 61 circle | 62 circle | 63 circle | 64 circle | 65 circle | 66 circle | 67 circle | 68 circle | 69 circle | 70 circle | 71 circle | 72 circle | 73 circle | 74 circle | 75 circle | 76 circle | 77 circle | 78 circle | 79 circle | 80 circle | 81 circle | 82 circle | 83 circle | 84 circle | 85 circle | 86 circle | 87 circle | 88 circle | 89 circle | 90 circle | 91 circle | 92 circle | 93 circle | 94 circle | 95 circle | 96 circle | 97 circle | 98 circle | 99 circle | 100 circle |
radian | 6.2831852 rad | 12.5663704 rad | 18.8495556 rad | 25.1327408 rad | 31.415926 rad | 37.6991112 rad | 43.9822964 rad | 50.2654816 rad | 56.5486668 rad | 62.831852 rad | 69.1150372 rad | 75.3982224 rad | 81.6814076 rad | 87.9645928 rad | 94.247778 rad | 100.5309632 rad | 106.8141484 rad | 113.0973336 rad | 119.3805188 rad | 125.663704 rad | 131.9468892 rad | 138.2300744 rad | 144.5132596 rad | 150.7964448 rad | 157.07963 rad | 163.3628152 rad | 169.6460004 rad | 175.9291856 rad | 182.2123708 rad | 188.495556 rad | 194.7787412 rad | 201.0619264 rad | 207.3451116 rad | 213.6282968 rad | 219.911482 rad | 226.1946672 rad | 232.4778524 rad | 238.7610376 rad | 245.0442228 rad | 251.327408 rad | 257.6105932 rad | 263.8937784 rad | 270.1769636 rad | 276.4601488 rad | 282.743334 rad | 289.0265192 rad | 295.3097044 rad | 301.5928896 rad | 307.8760748 rad | 314.15926 rad | 320.4424452 rad | 326.7256304 rad | 333.0088156 rad | 339.2920008 rad | 345.575186 rad | 351.8583712 rad | 358.1415564 rad | 364.4247416 rad | 370.7079268 rad | 376.991112 rad | 383.2742972 rad | 389.5574824 rad | 395.8406676 rad | 402.1238528 rad | 408.407038 rad | 414.6902232 rad | 420.9734084 rad | 427.2565936 rad | 433.5397788 rad | 439.822964 rad | 446.1061492 rad | 452.3893344 rad | 458.6725196 rad | 464.9557048 rad | 471.23889 rad | 477.5220752 rad | 483.8052604 rad | 490.0884456 rad | 496.3716308 rad | 502.654816 rad | 508.9380012 rad | 515.2211864 rad | 521.5043716 rad | 527.7875568 rad | 534.070742 rad | 540.3539272 rad | 546.6371124 rad | 552.9202976 rad | 559.2034828 rad | 565.486668 rad | 571.7698532 rad | 578.0530384 rad | 584.3362236 rad | 590.6194088 rad | 596.902594 rad | 603.1857792 rad | 609.4689644 rad | 615.7521496 rad | 622.0353348 rad | 628.31852 rad |
Full circle is a traditional unit of plane angle. It is equal to 360 degrees. Plural name is full circles.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
full circle | circle | ≡ 360 ° | = 6.2831852 rad | Metric system SI |
full circles | radians | full circles | radians |
---|---|---|---|
1 | = 6.2831852 | 6 | = 37.6991112 |
2 | = 12.5663704 | 7 | = 43.9822964 |
3 | = 18.8495556 | 8 | = 50.2654816 |
4 | = 25.1327408 | 9 | = 56.5486668 |
5 | = 31.415926 | 10 | = 62.831852 |
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.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
radian | rad | The angle subtended at the center of a circle by an arc whose length is equal to the circle's radius. One full revolution encompasses 2π radians. | = 1 rad | Metric system SI |
radians | full circles | radians | full circles |
---|---|---|---|
1 | = 0.15915494580679 | 6 | = 0.95492967484072 |
2 | = 0.31830989161357 | 7 | = 1.1140846206475 |
3 | = 0.47746483742036 | 8 | = 1.2732395664543 |
4 | = 0.63661978322714 | 9 | = 1.4323945122611 |
5 | = 0.79577472903393 | 10 | = 1.5915494580679 |
full circles | radians |
---|---|
1 | = 6.2831852 |
0.1591549 | = 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |