| helf circle | 1 1/2 circle | 2 1/2 circle | 3 1/2 circle | 4 1/2 circle | 5 1/2 circle | 6 1/2 circle | 7 1/2 circle | 8 1/2 circle | 9 1/2 circle | 10 1/2 circle | 11 1/2 circle | 12 1/2 circle | 13 1/2 circle | 14 1/2 circle | 15 1/2 circle | 16 1/2 circle | 17 1/2 circle | 18 1/2 circle | 19 1/2 circle | 20 1/2 circle | 21 1/2 circle | 22 1/2 circle | 23 1/2 circle | 24 1/2 circle | 25 1/2 circle | 26 1/2 circle | 27 1/2 circle | 28 1/2 circle | 29 1/2 circle | 30 1/2 circle | 31 1/2 circle | 32 1/2 circle | 33 1/2 circle | 34 1/2 circle | 35 1/2 circle | 36 1/2 circle | 37 1/2 circle | 38 1/2 circle | 39 1/2 circle | 40 1/2 circle | 41 1/2 circle | 42 1/2 circle | 43 1/2 circle | 44 1/2 circle | 45 1/2 circle | 46 1/2 circle | 47 1/2 circle | 48 1/2 circle | 49 1/2 circle | 50 1/2 circle | 51 1/2 circle | 52 1/2 circle | 53 1/2 circle | 54 1/2 circle | 55 1/2 circle | 56 1/2 circle | 57 1/2 circle | 58 1/2 circle | 59 1/2 circle | 60 1/2 circle | 61 1/2 circle | 62 1/2 circle | 63 1/2 circle | 64 1/2 circle | 65 1/2 circle | 66 1/2 circle | 67 1/2 circle | 68 1/2 circle | 69 1/2 circle | 70 1/2 circle | 71 1/2 circle | 72 1/2 circle | 73 1/2 circle | 74 1/2 circle | 75 1/2 circle | 76 1/2 circle | 77 1/2 circle | 78 1/2 circle | 79 1/2 circle | 80 1/2 circle | 81 1/2 circle | 82 1/2 circle | 83 1/2 circle | 84 1/2 circle | 85 1/2 circle | 86 1/2 circle | 87 1/2 circle | 88 1/2 circle | 89 1/2 circle | 90 1/2 circle | 91 1/2 circle | 92 1/2 circle | 93 1/2 circle | 94 1/2 circle | 95 1/2 circle | 96 1/2 circle | 97 1/2 circle | 98 1/2 circle | 99 1/2 circle | 100 1/2 circle |
| revolution | 0.5 r | 1 r | 1.5 r | 2 r | 2.5 r | 3 r | 3.5 r | 4 r | 4.5 r | 5 r | 5.5 r | 6 r | 6.5 r | 7 r | 7.5 r | 8 r | 8.5 r | 9 r | 9.5 r | 10 r | 10.5 r | 11 r | 11.5 r | 12 r | 12.5 r | 13 r | 13.5 r | 14 r | 14.5 r | 15 r | 15.5 r | 16 r | 16.5 r | 17 r | 17.5 r | 18 r | 18.5 r | 19 r | 19.5 r | 20 r | 20.5 r | 21 r | 21.5 r | 22 r | 22.5 r | 23 r | 23.5 r | 24 r | 24.5 r | 25 r | 25.5 r | 26 r | 26.5 r | 27 r | 27.5 r | 28 r | 28.5 r | 29 r | 29.5 r | 30 r | 30.5 r | 31 r | 31.5 r | 32 r | 32.5 r | 33 r | 33.5 r | 34 r | 34.5 r | 35 r | 35.5 r | 36 r | 36.5 r | 37 r | 37.5 r | 38 r | 38.5 r | 39 r | 39.5 r | 40 r | 40.5 r | 41 r | 41.5 r | 42 r | 42.5 r | 43 r | 43.5 r | 44 r | 44.5 r | 45 r | 45.5 r | 46 r | 46.5 r | 47 r | 47.5 r | 48 r | 48.5 r | 49 r | 49.5 r | 50 r |
1/2 circle or half circle is equal to 360°/2 = 180°. Plural name is helf circles.
| 1 helf circles = 0.5 revolutions | 6 helf circles = 3 revolutions |
| 2 helf circles = 1 revolutions | 7 helf circles = 3.5 revolutions |
| 3 helf circles = 1.5 revolutions | 8 helf circles = 4 revolutions |
| 4 helf circles = 2 revolutions | 9 helf circles = 4.5 revolutions |
| 5 helf circles = 2.5 revolutions | 10 helf circles = 5 revolutions |
A revolution is a unit of angle equal to 360°, defined as a complete turn around a circle. Plural name is revolutions.
| 1 revolutions = 2 helf circles | 6 revolutions = 12 helf circles |
| 2 revolutions = 4 helf circles | 7 revolutions = 14 helf circles |
| 3 revolutions = 6 helf circles | 8 revolutions = 16 helf circles |
| 4 revolutions = 8 helf circles | 9 revolutions = 18 helf circles |
| 5 revolutions = 10 helf circles | 10 revolutions = 20 helf circles |
| 1 helf circles = 0.5 revolutions |
| 1 revolutions = 2 helf circles |