2. Cerc definit prin centru și un punct

• Command: _ circle Enter
• Specify center point for circle or
•  [3P/2P/Ttr (tan tan radius)]:  P2
• Specify radius of circle or [Diameter] <10.0000>:  P3

3. Cerc definit prin centru şi diametru

• Command: _ circle Enter
• Specify center point for circle or
•  [3P/2P/Ttr (tan tan radius)]:  P4
• Specify radius of circle or [Diameter] <12.0000>: D Enter
• Specify diameter of circle <20.0000>: 24 Enter

4. Cerc definit prin trei puncte

• Command: _ circle Enter
• Specify center point for circle or
•  [3P/2P/Ttr (tan tan radius)]: 3P Enter
• Specify first point on circle:   P5
• Specify second point on circle:   P6
• Specify third point on circle:   P7

5. Cerc definit prin două puncte diametral opuse

• Command: _ circle Enter
• Specify center point for circle or
•  [3P/2P/Ttr (tan tan radius)]: 2P Enter
• Specify first end point of circle's diameter:  P8
• Specify second end point of circle's diameter:  P9

6. Cerc de rază dată, tangent la două entităţi

• Command: _ circle Enter
• Specify center point for circle or
•  [3P/2P/Ttr (tan tan radius)]: TTR Enter
• Specify first point on circle:  S10
• Specify second point on circle:  S11

• Specify radius of circle or [Diameter] <10.0000>:  15 

  Enter

7. Cerc tangent la trei entităţi

• Command: _ circle Enter
• Specify center point for circle or
•  [3P/2P/Ttr (tan tan radius)]: TTT Enter
• Specify first point on circle: _tan to  S12
• Specify second point on circle: _tan to  S13
• Specify third point on circle: _tan to  S14