01. UCS Icon :
- UCS Icon means, User Co-ordinate System .
- To fix the UCS Icon at lower left corner of model space, use the command :
UCSICON — Enter — N – Enter
02. Line :
- To draw the lines, use the command:
- L — ENTER — Specify first point, specify second point , specify next point
- To draw the lines either horizontally or vertically use the key F8 for ortho mode
03. Polyline :
- To draw the polylines, use the command
- PL — Enter — specify first point , specify second point, specify next point
- Line command has individual selection and Polyline Command has group selection
04. POLY LINE EDIT:
- To edit the poly line, use the command
- PEDIT — enter
- select the polyline — then you will have options to edit . ex: Choose SPLINE from list
05. SPLINE :
- TO draw the curved lines use the command :
- SPLINE — Enter
06. RAY LINE :
- Ray line, first end is visible and other end is not visible that is infinity
- command : RAY Enter
07. CONSTRUCTED LINE :
- Constructed line, both ends are not visible , those are infinity
- command : XL enter
08. CIRCLE :
- To draw the circle
- use the command : C — enter
- Circle command by default measurement is Radius
09. CIRCLE WITH DIAMETER :
- To draw the circle with diameter
- use the command, C – enter -specify center point – Dia – Enter – enter the measurement –
10. CIRCLE WITH TANGENT, TANGENT, RADIUS
- Command : C – Enter TTR – Enter – Specify first tangent point, Specify next tangent point, specify Radius
11. CIRCLE WITH TANGENT, TANGENT, TANGENT
- There is no command for Circle with tangent, tangent, tangent in any version of autocad
- To draw circle with TTT , go to home tab, draw grop — there is circle option, click it — then choose the option Circle with Tangent, Tangent , Tangent
- Spcify first tangent point , specify second tangent point, specify thrid tangent point
12. CIRCLE WITH 2 POINTS :
- Command : C – Enter – 2P enter
- Specify First point and Specify second point
13. CIRCLE WITH 3 POINTS
- Command: C – enter – 3P – enter
- Specify first point , Specify second point, Specify third point
14. POLYGON
- Command : POL — Enter —
- Enter no. of sides — ex: 8 — enter
- Specify center point —
- Choose the option —
Inscribed in circle (or)
circumscribed about circle - Specify the radius — Press enter
15. REVISION CLOUD
- To draw the cloud shapes
- Command : REVCLOUD — enter
- To turn any object into Revision cloud: Command : revcloud — enter — o — enter — select the object (ex: line , circle, rectangle etc..)
16. FILLET:
- Fillet command Creates tangent arcs
- Command : FIL – enter – R – enter – enter the radius – press enter – (For Trim: T – enter – T – enter) (For no trim: T – enter – N – enter ) select the first object – select the second object
17. TRIM:
- To trim the excess objects
- Command : Tr – double enter — select the excess objects
18. CHAMFER:
- angled line creates to the end points of two straight objects
- Command : CHA — Enter — D — enter — specify first object distance and Specify second object distance – enter – (For trim: T – enter – T – enter ) (For no trim – T – enter – N – enter)
19. LINE TYPE:
- Command : LT – enter — Click on load — select line type — click on open
- Select the line type — click on set Current
20. LINE WEIGHT:
- Command : LW – enter – select line weight — click on display line weight if you requires to display line weight