旋转角度Angle of rotation英语Angle of rotation)是对围绕一固定点(通常是圆心)旋转量(即角度)的度量。[1]极坐标系三角学的基本元素。

从黑线到绿线的旋转角度是60°,从黑线到蓝线的旋转角度是210°,从绿线到蓝线的旋转角度是210°- 60°= 150°
旋转方向

特性

如果旋转角度表示为AOR()

  • 适用于所有整数 a 和实数值 b

参考

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