radian rad
The angle subtended by an arc equal to the radius. SI unit.
快速換算 — radian 與常用單位
實時換算器，三個方向。輸入任意值，三個結果同步更新。
radian
degree
1 rad = 57.2958°
radian
gradian
1 rad = 63.662gon
radian
minute of arc
1 rad = 3,437.7468′
換算表 — radian 與全部Angle單位
1 rad（正向）與 1 反向單位 → {symbol} 的所有數值。
| 目標 / 來源 | 1 rad = | 1 目標單位 = |
|---|---|---|
| degree (°) | 57.29577951 ° | 0.01745329 rad |
| gradian (gon) | 63.66197724 gon | 0.01570796 rad |
| minute of arc (′) | 3,437.74677078 ′ | 0.00029089 rad |
| second of arc (″) | 206,264.8062471 ″ | 4.848137e-6 rad |
| turn (tr) | 0.15915494 tr | 6.28318531 rad |
Frequently Asked Questions
What does rad stand for?
radian (rad) is a unit of Angle.
How many rad are in 1 rad?
1 rad = 1 rad, so 1 rad = 1 rad.
Is this the SI base unit?
Yes — radian is the SI base unit for Angle.
radian的常用換算
#1
radian (rad) → degree (°)
Convert radian (rad) to degree.
#2radian (rad) → gradian (gon)
Convert radian (rad) to gradian.
#3radian (rad) → minute of arc (′)
Convert radian (rad) to minute of arc.
#4radian (rad) → second of arc (″)
Convert radian (rad) to second of arc.
#5radian (rad) → turn (tr)
Convert radian (rad) to turn.