角度是两个相交线或表面之间旋转的度量。它以程度(°)或弧度(rad)为单位进行测量。
1 TC = 120,000 m° 
1 m° = 8.3333e-6 TC 
例子: 
将15 第三圈转换为米里德格里:
15 TC = 1,800,000 m° 
| 第三圈 | 米里德格里 | 
|---|---|
| 0.01 TC | 1,200 m° | 
| 0.1 TC | 12,000 m° | 
| 1 TC | 120,000 m° | 
| 2 TC | 240,000 m° | 
| 3 TC | 360,000 m° | 
| 5 TC | 600,000 m° | 
| 10 TC | 1,200,000 m° | 
| 20 TC | 2,400,000 m° | 
| 30 TC | 3,600,000 m° | 
| 40 TC | 4,800,000 m° | 
| 50 TC | 6,000,000 m° | 
| 60 TC | 7,200,000 m° | 
| 70 TC | 8,400,000 m° | 
| 80 TC | 9,600,000 m° | 
| 90 TC | 10,800,000 m° | 
| 100 TC | 12,000,000 m° | 
| 250 TC | 30,000,000 m° | 
| 500 TC | 60,000,000 m° | 
| 750 TC | 90,000,000 m° | 
| 1000 TC | 120,000,000 m° | 
| 10000 TC | 1,200,000,000 m° | 
| 100000 TC | 12,000,000,000 m° |