2 ′ to gon — 2 arcminutes in gradians
Exact 2 ÷ 54 = 0.03703704
2 arcminutes in other units
| Degrees | 0.03333333 | ° |
|---|---|---|
| Radians | 0.000581776417 | rad |
| Milliradians | 0.58177642 | mrad |
| Gradians | 0.03703704 | gon |
| Arcseconds | 120 | ″ |
| Turns | 0.000092592593 | turn |
′ to gon at a glance
| Arcminutes | Gradians |
|---|---|
| 1 ′ | 0.01851852 gon |
| 2 ′ | 0.03703704 gon |
| 3 ′ | 0.05555556 gon |
| 5 ′ | 0.09259259 gon |
| 10 ′ | 0.18518519 gon |
| 20 ′ | 0.37037037 gon |
| 25 ′ | 0.46296296 gon |
| 50 ′ | 0.92592593 gon |
| 100 ′ | 1.851852 gon |
| 250 ′ | 4.62963 gon |
| 500 ′ | 9.259259 gon |
| 1,000 ′ | 18.518519 gon |
How to convert arcminutes to gradians
Multiply by 0.01851852 — one arcminute is 0.01851852 gradians. That factor is exact: it comes from the definition of the units rather than from a measurement, so it will not change and does not need rounding.
Working 2 ÷ 54 = 0.03703704
What these units are
The arcminute and the gradian are covered in the angle unit guide, along with every other unit on this page.
Questions
How many gradians are in a arcminute?
One arcminute is 0.01851852 gradians. This figure is exact — it comes from the definition of the unit, not a measurement.
What is 2 arcminutes in gradians?
2 arcminutes is 0.03703704 gradians. The working is 2 ÷ 54 = 0.03703704.
How many degrees is one radian?
About 57.3°, or exactly 180/π. A radian is the angle you get when the arc along a circle is as long as its radius, which is why the number is awkward: it comes from the geometry rather than from someone choosing a round figure.
Why does maths use radians instead of degrees?
Because the calculus only comes out clean in radians. The derivative of sine is cosine only when the angle is in radians; in degrees a factor of π/180 turns up everywhere. Degrees are a human convention, radians are the circle's own unit.
Why 360 degrees in a circle?
Babylonian arithmetic, most likely, and it stuck because 360 divides so willingly — by 2, 3, 4, 5, 6, 8, 9, 10, 12 and more. Halves, thirds and quarters of a circle all land on whole numbers, which is more than can be said for 100.
What is a gradian for?
It is the metric attempt at angle: 100 gradians in a right angle, 400 in a full circle. It never displaced the degree in general use but survives in surveying in parts of Europe, and most scientific calculators still have a GRAD mode next to DEG and RAD.