| 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 |
| turn | 0.5 turn | 1 turn | 1.5 turn | 2 turn | 2.5 turn | 3 turn | 3.5 turn | 4 turn | 4.5 turn | 5 turn | 5.5 turn | 6 turn | 6.5 turn | 7 turn | 7.5 turn | 8 turn | 8.5 turn | 9 turn | 9.5 turn | 10 turn | 10.5 turn | 11 turn | 11.5 turn | 12 turn | 12.5 turn | 13 turn | 13.5 turn | 14 turn | 14.5 turn | 15 turn | 15.5 turn | 16 turn | 16.5 turn | 17 turn | 17.5 turn | 18 turn | 18.5 turn | 19 turn | 19.5 turn | 20 turn | 20.5 turn | 21 turn | 21.5 turn | 22 turn | 22.5 turn | 23 turn | 23.5 turn | 24 turn | 24.5 turn | 25 turn | 25.5 turn | 26 turn | 26.5 turn | 27 turn | 27.5 turn | 28 turn | 28.5 turn | 29 turn | 29.5 turn | 30 turn | 30.5 turn | 31 turn | 31.5 turn | 32 turn | 32.5 turn | 33 turn | 33.5 turn | 34 turn | 34.5 turn | 35 turn | 35.5 turn | 36 turn | 36.5 turn | 37 turn | 37.5 turn | 38 turn | 38.5 turn | 39 turn | 39.5 turn | 40 turn | 40.5 turn | 41 turn | 41.5 turn | 42 turn | 42.5 turn | 43 turn | 43.5 turn | 44 turn | 44.5 turn | 45 turn | 45.5 turn | 46 turn | 46.5 turn | 47 turn | 47.5 turn | 48 turn | 48.5 turn | 49 turn | 49.5 turn | 50 turn |
1/2 circle or half circle is equal to 360°/2 = 180°. Plural name is helf circles.
| 1 helf circles = 0.5 turns | 6 helf circles = 3 turns |
| 2 helf circles = 1 turns | 7 helf circles = 3.5 turns |
| 3 helf circles = 1.5 turns | 8 helf circles = 4 turns |
| 4 helf circles = 2 turns | 9 helf circles = 4.5 turns |
| 5 helf circles = 2.5 turns | 10 helf circles = 5 turns |
A turn is used in anglular measurement equal to 360 degrees. Plural name is turns.
| 1 turns = 2 helf circles | 6 turns = 12 helf circles |
| 2 turns = 4 helf circles | 7 turns = 14 helf circles |
| 3 turns = 6 helf circles | 8 turns = 16 helf circles |
| 4 turns = 8 helf circles | 9 turns = 18 helf circles |
| 5 turns = 10 helf circles | 10 turns = 20 helf circles |
| 1 helf circles = 0.5 turns |
| 1 turns = 2 helf circles |