| 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 |
| helf circle | 2 1/2 circle | 4 1/2 circle | 6 1/2 circle | 8 1/2 circle | 10 1/2 circle | 12 1/2 circle | 14 1/2 circle | 16 1/2 circle | 18 1/2 circle | 20 1/2 circle | 22 1/2 circle | 24 1/2 circle | 26 1/2 circle | 28 1/2 circle | 30 1/2 circle | 32 1/2 circle | 34 1/2 circle | 36 1/2 circle | 38 1/2 circle | 40 1/2 circle | 42 1/2 circle | 44 1/2 circle | 46 1/2 circle | 48 1/2 circle | 50 1/2 circle | 52 1/2 circle | 54 1/2 circle | 56 1/2 circle | 58 1/2 circle | 60 1/2 circle | 62 1/2 circle | 64 1/2 circle | 66 1/2 circle | 68 1/2 circle | 70 1/2 circle | 72 1/2 circle | 74 1/2 circle | 76 1/2 circle | 78 1/2 circle | 80 1/2 circle | 82 1/2 circle | 84 1/2 circle | 86 1/2 circle | 88 1/2 circle | 90 1/2 circle | 92 1/2 circle | 94 1/2 circle | 96 1/2 circle | 98 1/2 circle | 100 1/2 circle | 102 1/2 circle | 104 1/2 circle | 106 1/2 circle | 108 1/2 circle | 110 1/2 circle | 112 1/2 circle | 114 1/2 circle | 116 1/2 circle | 118 1/2 circle | 120 1/2 circle | 122 1/2 circle | 124 1/2 circle | 126 1/2 circle | 128 1/2 circle | 130 1/2 circle | 132 1/2 circle | 134 1/2 circle | 136 1/2 circle | 138 1/2 circle | 140 1/2 circle | 142 1/2 circle | 144 1/2 circle | 146 1/2 circle | 148 1/2 circle | 150 1/2 circle | 152 1/2 circle | 154 1/2 circle | 156 1/2 circle | 158 1/2 circle | 160 1/2 circle | 162 1/2 circle | 164 1/2 circle | 166 1/2 circle | 168 1/2 circle | 170 1/2 circle | 172 1/2 circle | 174 1/2 circle | 176 1/2 circle | 178 1/2 circle | 180 1/2 circle | 182 1/2 circle | 184 1/2 circle | 186 1/2 circle | 188 1/2 circle | 190 1/2 circle | 192 1/2 circle | 194 1/2 circle | 196 1/2 circle | 198 1/2 circle | 200 1/2 circle |
Full circle is a traditional unit of plane angle. It is equal to 360 degrees. Plural name is full circles.
| 1 full circles = 2 helf circles | 6 full circles = 12 helf circles |
| 2 full circles = 4 helf circles | 7 full circles = 14 helf circles |
| 3 full circles = 6 helf circles | 8 full circles = 16 helf circles |
| 4 full circles = 8 helf circles | 9 full circles = 18 helf circles |
| 5 full circles = 10 helf circles | 10 full circles = 20 helf circles |
1/2 circle or half circle is equal to 360°/2 = 180°. Plural name is helf circles.
| 1 helf circles = 0.5 full circles | 6 helf circles = 3 full circles |
| 2 helf circles = 1 full circles | 7 helf circles = 3.5 full circles |
| 3 helf circles = 1.5 full circles | 8 helf circles = 4 full circles |
| 4 helf circles = 2 full circles | 9 helf circles = 4.5 full circles |
| 5 helf circles = 2.5 full circles | 10 helf circles = 5 full circles |
| 1 full circles = 2 helf circles |
| 1 helf circles = 0.5 full circles |