| quarter circle | 1 1/4 circle | 2 1/4 circle | 3 1/4 circle | 4 1/4 circle | 5 1/4 circle | 6 1/4 circle | 7 1/4 circle | 8 1/4 circle | 9 1/4 circle | 10 1/4 circle | 11 1/4 circle | 12 1/4 circle | 13 1/4 circle | 14 1/4 circle | 15 1/4 circle | 16 1/4 circle | 17 1/4 circle | 18 1/4 circle | 19 1/4 circle | 20 1/4 circle | 21 1/4 circle | 22 1/4 circle | 23 1/4 circle | 24 1/4 circle | 25 1/4 circle | 26 1/4 circle | 27 1/4 circle | 28 1/4 circle | 29 1/4 circle | 30 1/4 circle | 31 1/4 circle | 32 1/4 circle | 33 1/4 circle | 34 1/4 circle | 35 1/4 circle | 36 1/4 circle | 37 1/4 circle | 38 1/4 circle | 39 1/4 circle | 40 1/4 circle | 41 1/4 circle | 42 1/4 circle | 43 1/4 circle | 44 1/4 circle | 45 1/4 circle | 46 1/4 circle | 47 1/4 circle | 48 1/4 circle | 49 1/4 circle | 50 1/4 circle | 51 1/4 circle | 52 1/4 circle | 53 1/4 circle | 54 1/4 circle | 55 1/4 circle | 56 1/4 circle | 57 1/4 circle | 58 1/4 circle | 59 1/4 circle | 60 1/4 circle | 61 1/4 circle | 62 1/4 circle | 63 1/4 circle | 64 1/4 circle | 65 1/4 circle | 66 1/4 circle | 67 1/4 circle | 68 1/4 circle | 69 1/4 circle | 70 1/4 circle | 71 1/4 circle | 72 1/4 circle | 73 1/4 circle | 74 1/4 circle | 75 1/4 circle | 76 1/4 circle | 77 1/4 circle | 78 1/4 circle | 79 1/4 circle | 80 1/4 circle | 81 1/4 circle | 82 1/4 circle | 83 1/4 circle | 84 1/4 circle | 85 1/4 circle | 86 1/4 circle | 87 1/4 circle | 88 1/4 circle | 89 1/4 circle | 90 1/4 circle | 91 1/4 circle | 92 1/4 circle | 93 1/4 circle | 94 1/4 circle | 95 1/4 circle | 96 1/4 circle | 97 1/4 circle | 98 1/4 circle | 99 1/4 circle | 100 1/4 circle |
| gradian | 100 grad | 200 grad | 300 grad | 400 grad | 500 grad | 600 grad | 700 grad | 800 grad | 900 grad | 1 000 grad | 1 100 grad | 1 200 grad | 1 300 grad | 1 400 grad | 1 500 grad | 1 600 grad | 1 700 grad | 1 800 grad | 1 900 grad | 2 000 grad | 2 100 grad | 2 200 grad | 2 300 grad | 2 400 grad | 2 500 grad | 2 600 grad | 2 700 grad | 2 800 grad | 2 900 grad | 3 000 grad | 3 100 grad | 3 200 grad | 3 300 grad | 3 400 grad | 3 500 grad | 3 600 grad | 3 700 grad | 3 800 grad | 3 900 grad | 4 000 grad | 4 100 grad | 4 200 grad | 4 300 grad | 4 400 grad | 4 500 grad | 4 600 grad | 4 700 grad | 4 800 grad | 4 900 grad | 5 000 grad | 5 100 grad | 5 200 grad | 5 300 grad | 5 400 grad | 5 500 grad | 5 600 grad | 5 700 grad | 5 800 grad | 5 900 grad | 6 000 grad | 6 100 grad | 6 200 grad | 6 300 grad | 6 400 grad | 6 500 grad | 6 600 grad | 6 700 grad | 6 800 grad | 6 900 grad | 7 000 grad | 7 100 grad | 7 200 grad | 7 300 grad | 7 400 grad | 7 500 grad | 7 600 grad | 7 700 grad | 7 800 grad | 7 900 grad | 8 000 grad | 8 100 grad | 8 200 grad | 8 300 grad | 8 400 grad | 8 500 grad | 8 600 grad | 8 700 grad | 8 800 grad | 8 900 grad | 9 000 grad | 9 100 grad | 9 200 grad | 9 300 grad | 9 400 grad | 9 500 grad | 9 600 grad | 9 700 grad | 9 800 grad | 9 900 grad | 10 000 grad |
1/4 circle or quarter circle is equal to 360°/4 = 90°. Plural name is quarter circles.
| 1 quarter circles ≈ 100 gradians | 6 quarter circles ≈ 600 gradians |
| 2 quarter circles ≈ 200 gradians | 7 quarter circles ≈ 700 gradians |
| 3 quarter circles ≈ 300 gradians | 8 quarter circles ≈ 800 gradians |
| 4 quarter circles ≈ 400 gradians | 9 quarter circles ≈ 900 gradians |
| 5 quarter circles ≈ 500 gradians | 10 quarter circles ≈ 1000 gradians |
The gradian is a unit of measurement of an angle, equivalent to 1/400 of a turn, 9/10 of a degree, or π/200 of a radian.
| 1 gradians ≈ 0.01 quarter circles | 6 gradians ≈ 0.06 quarter circles |
| 2 gradians ≈ 0.02 quarter circles | 7 gradians ≈ 0.07 quarter circles |
| 3 gradians ≈ 0.03 quarter circles | 8 gradians ≈ 0.08 quarter circles |
| 4 gradians ≈ 0.04 quarter circles | 9 gradians ≈ 0.09 quarter circles |
| 5 gradians ≈ 0.05 quarter circles | 10 gradians ≈ 0.1 quarter circles |
| 1 quarter circles ≈ 100 gradians |
| 1 gradians ≈ 0.01 quarter circles |