Creating 2D Objects ( Beginners step 3 )

           👉 In AutoCAD, objects are created by joining and editing the basic geometrical elements such as line, arc, circle etc.

Command: Line (L) 

To draw a straight line between two end points.

      Command format:

     • Command: Line

     • hit Enter

     • Draw tool bar - Click on Line icon

     • Main menu click on Draw → Line

Absolute Co-ordinate Method 

     • Command: Line

     • hit Enter

     • Specify first point: 5, 5

     • hit Enter

     • Specify next point or [Undo]: 10, 5

     • hit Enter

     • Specify next point or [Undo]: 10, 10

      • hit Enter

     • Specify next point or [Close/Undo]: 5, 10

     • hit Enter

     • Specify next point or [Close/Undo]: 5, 5 (or) C

     • hit Enter

     • Esc

Relative co-ordinate method

     • Command: Line

     • hit Enter

     • Specify first point: 5, 5

     • hit Enter

     • Specify next point or [Undo]: @5, 0

     • hit Enter

     • Specify next point or [Undo]: @0, 5

     • hit Enter

     • Specify next point or [Close/Undo]: @-5, 0

      • hit Enter

     • Specify next point or [Close/undo]: @-0, 5 (or) C

      • hit Enter

     • Esc

Polar co-ordinate method

     • Command: Line

     • hit Enter

     • Specify first point: 5, 5

     • hit Enter

     • Specify next point or [Undo]: @5< 0

     • hit Enter

     • Specify next point or [Undo]: @5< 90

     • hit Enter

     • Specify next point or [Close/Undo]: @5< 180

     • hit Enter

     • Specify next point or [Close/Undo]: @5< 270 (or) C

     • hit Enter

     • Esc

Command: Circle (C)

To create a circle. 

      Command format:
   
     • Command: Circle

      • hit Enter

     •  Draw tool bar - Click on Circle icon

     • Main menu click on Draw → Circle → Option

Centre point method with radius 

     • Command: Circle

     • hit Enter

     • Specify center point for circle or [3P/2P/Ttr(tan tan radius)]: 5, 5

     • hit Enter

     • Specify radius of circle or [Diameter]: 5

      • hit Enter

Centre point method with Diameter

     • Command: Circle

      • hit Enter

     • Specify center point for circle or [3P/2P/Ttr(tan tan radius)]: 5, 5

     • hit Enter

     • Specify radius of circle or [Diameter]<5.000>: D

     • hit Enter

     • Specify Diameter of circle <10.000>: 10

      • hit Enter

     • Esc

Two point method 

     • Command: Circle

     • hit Enter

     • Specify center point for circle or [3P/2P/Ttr(tan tan radius)]: 2P

     • hit Enter

     • Specify first end point of circle diameter: 10, 10

     • hit Enter

     • Specify second end point of circle diameter: 10, 40

     • hit Enter

     • Esc

Three point method

     • Command: Circle

     • hit Enter

     • Specify center point for circle or [3P/2P/Ttr(tan tan radius)]: 3P

     • hit Enter

     • Specify first point on circle: 10, 10

     • hit Enter

     • Specify second point on circle: 25, 25

     • hit Enter

    • Specify third point on circle: 10, 40

     • hit Enter

    • Esc

Command: Arc (A) 

To create an arc. 

      Command format:

     • Command: Arc

     • hit Enter

     • Draw tool bar - Click on Arc icon

     • Main menu click on Draw → Arc → Option

Three points method

     • Command: Arc

     • hit Enter

     • Specify start point of are or [CEnter]: 10, 40

     • hit Enter

     • Specify second point of are or [Center/ENd]: 20, 30

      • hit Enter

     • Specify end point of are: 10, 20

     • hit Enter

     • Esc

Start, Centre, End method 

     • Command: Arc

     • hit Enter

     • Specify start point of are or [CEnter]: 10, 40

     • hit Enter

     • Specify second point of are or [Center/ENd]: C

     • hit Enter

     • Specify center point of arc: 10, 30

     • hit Enter

     • Specify end point of are or [Angle/Chord length]: 10, 20

     • hit Enter

     • Esc

Start, End, Radius method

     • Command: Arc

     • hit Enter

     • Specify start point of arc or [CEnter]: 10, 20

     • hit Enter

     • Specify second point of are or [Center/ENd]: E

      • hit Enter

     • Specify end point of arc: 10, 40

     • hit Enter

     • Specify center point of are or [Angle/Direction/Radius]: R

     • hit Enter

     • Specify radius of arc: 10

     • hit Enter

     • Esc

Start, End, Angle method 

     • Command: Arc

     • hit Enter

     • Specify start point of arc or [CEnter]: 10, 20

     • hit Enter

     • Specify second point of are or [Center/ENd]: E

     • hit Enter

     • Specify end point of arc: 10, 40

     • hit Enter

     • Specify center point of are or [Angle/Direction/Radius]: A

     • hit Enter

     • Specify included angle: 180
      • hit Enter

     • Esc

Start, Center, Angle method 

     • Command: Arc

     • hit Enter

     • Specify start point of are or [CEnter]: 10, 20

     • hit Enter

     • Specify second point of are or [Center/ENd]: C

     • hit Enter

     • Specify center point of arc: 10, 30

     • hit Enter

     • Specify end point of arc or [Angle/Chord length]: A

     • hit Enter

     • Specify included angle: 180

     • hit Enter

     • Esc

Start, Center, Length of chord method 

     • Command: Arc

     • hit Enter

     • Specify start point of are or [CEnter]: 10, 20

     • hit Enter

     • Specify second point of arc or [Center/ENd]: C

     • hit Enter

     • Specify center point of arc: 10, 30

     • hit Enter

     • Specify end point of arc or [Angle/Chord length]: L

     • hit Enter

     • Specify length of chord: 20

     • hit Enter

     • Esc

Command: Ellipse (EL) 

To create an ellipse or an elliptical arc. 

      Command format:

     • Command: Ellipse

     • hit Enter

     • Draw tool bar - Click on Ellipse icon

     • Main menu click on Draw → Ellipse → Option

Axis, End point method 

     • Command: Ellipse

     • hit Enter

     • Specify Axis end point of ellipse or [Arc/Center]: 40, 40

     • hit Enter

     • Specify other endpoint of axis: 80, 40

     • hit Enter

     • Specify distance to other axis or [Rotation]: 15

     • hit Enter

     • Esc

Axis and angle of rotation method 

     • Command: Ellipse

     • hit Enter

     • Specify Axis end point of ellipse or [Arc/Center]: 40, 40

     • hit Enter

     • Specify other endpoint of axis: 80, 40

     • hit Enter

     • Specify distance to other axis or [Rotation]: R

     • hit Enter

     • Specify rotation around major axis: 45

     • hit Enter

     • Esc

Center point method 

     • Command: Ellipse

     • hit Enter

     • Specify Axis end point of ellipse or [Arc/Center]: C

     • hit Enter

     • Specify center point of ellipse: 60, 40

     • hit Enter

     • Specify end point of axis or [Rotation]: 15

     • hit Enter

     • Esc

Command: Polygon (POL)

To create an equilateral polyline.

      Command format: 

     • Command: Polygon

     • hit Enter

     • Draw tool bar - Click on Polygon icon

     • Main menu click on Draw → polygon

Inscribed Polygon 

     • Command: Polygon

      • hit Enter

     • Enter number of sides <4>: 5

     • hit Enter

     • Specify center point of Polygon or [Edge]: 50, 50

      • hit Enter

      • Enter an option [Inscribed in circle/Circumscribed about circle]<I>: I
 
     • Specify radius of circle: 30

      • hit Enter

     • Esc

Circumscribed Polygon 

     • Command: Polygon

     • hit Enter

     • Enter number of sides <5>: 5

     • hit Enter

     • Specify center point of Polygon or [Edge]: 50, 50

     • hit Enter

     • Enter an option [Inscribed in circle/Circumscribed about circle]<I>: C

     • hit Enter

     • Specify radius of circle: 30

     • hit Enter

     • Esc

Edge method 

     • Command: Polygon

     • hit Enter

     • Enter number of sides <5>: 25

     • hit Enter

     • Specify center point of Polygon or [Edge]: E

     • hit Enter

     • Specify first endpoint of edge: 50, 50

     • hit Enter

     • Specify first endpoint of edge: 90, 50

     • hit Enter

     • Esc

Command: Polyline (PL) 

Polyline is a connected sequence of line or are segments created as a single object. 

Command format:

     • Command: PLINE

     • hit Enter

     • Draw tool bar - Click on Polyline icon

     • Main menu click on Draw → polyline

      • Command: PLINE

     • hit Enter

     • Specify first point: 50, 50

     • hit Enter

     • Current line - width is 0.0000

     • hit Enter

     • Specify next point or [Arc/Close/Half width/Length/Undo/Width]: 70, 50

     • hit Enter

     • Specify next point or [Arc/Close/Half width/Length/Undo/Width]: 70, 10

     • hit Enter

     • Specify next point or [Arc/Close/Half width/Length/Undo/Width]: A

     • hit Enter

     • Specify end point of arc or [Angle/Center/Close/Half width/Length/Undo/Width]: A

     • hit Enter

     • Specify included angle: 180

     • hit Enter

     • Specify endpoint of arc or [Center/Radius]: R

     • hit Enter

     • Specify radius of arc: 20

     • hit Enter

     • Specify direction of chord for are <270>: 0

     • hit Enter

     • Specify endpoint of are or [Angle/Center/Close/Half width/Length/Undo/Width]: L

     • hit Enter

     • Specify next point or [Arc/Close/Half width/Length/Undo/Width]: 110, 50

     • hit Enter

     • Specify next point or [Arc/Close/Half width/Length/Undo/width]: 130, 10

     • hit Enter

     • Esc

THANK YOU. !