Challenge

Creation of geometries by Coordinate system methods using AutoCad

  • AIM :
  • Create the geometries from P1 to P2 using all the coordinates system methods. By using the Line tool to create the geometries. use the circle tool in some cases .
  • SOFTWARE USED :
  • Autodesk autocad 2021
  • PROCEDURE :
  • first open the autocad software
  • give command the software QNEW or go to the application menu and click the NEW option
  • then click on ADVANCE SEETING
  • select matric seeting
  • unit in decimal having precision 0.0
  • template :Acad.dwg
  • angle
  • decimal degree
  • angle measure
  • east (clockwise direction)
  • select the area 10*10
  • click on finished option
  • EXAMPLE : 1
    • Types of coordinate system is given below :
    • absolute coordinate system
    • relative rectangular system
    • relative polar coordinate system
    • direct distence entry method
    • ABSOLUTE COORDINATE SYSTEM :
    • give the line command to the autocad software
    • 2,1 starting point a
    • b=2,7
    • c=8,7
    • d=8,6
    • e=3,6
    • f=3,2
    • g=8,2
    • h=8,1
    • then closed.
    • RELATIVE RECTANGULAR COORDINATES :
    • line command
    • a=@2,1 that is starting point
    • b=@0,6 i.e dx:0 units dy: 6 units
    • c=@6,0 i.e dx: 6 units dy: 0 units
    • d=@0,-1 i.e dx:0 units dy:-1 units
    • e=@-5,0 i.e dx:-5 units dy:0 units
    • f=@ 0,-4 i.e dx :0 units dy : -4 units
    • g=@5,0 i.e dx: 5 units dy : 0 units
    • h =@0,-1 i.e dx: 0 units dy :-1 units
    • closed .
    • RELATIVE POLAR COORDINATES :
    • line command
    • a=@2,1 starting point
    • b=@6<90
    • c=@6<0
    • d=@1<270
    • e=@5<180
    • f=@4<270
    • g=@5<0
    • h=@1<270
    • then closed
    • DIRECT DISTANCE ENTRY :
    • line command
    • 6 cursor facing to north direction
    • 6 cursor facing to east direction
    • 1 cursor facing to south direction
    • 5 cursor facing to west direction
    • 4 cursor facing to south direction
    • 5 cursor facing to east directon
    • 1 cursor facing to south direction
    • closed .
    • RESULT :
    • EXAMPLE :2
    • PROCEDURE :
    • ABSOLUTE COORDINATE SYSTEM :
    • give line command
    • a= 2,1 starting point
    • b=2,8
    • c=7,8
    • d=9,1
    • e=6,1
    • f=6,5
    • g=5,5
    • h=5,1
    • closed.
    • RELATIVE RECTANGULAR COORDINATE :
    • line command
    • a=2,1 starting point
    • b=@2,7 i.e dx:2 units dy :7 units
    • c=@3,0 i.e dx: 3 units dy :0 units
    • d=@2,-7 i.e dx:2 units dy:-7 units
    • e=@-3,0 i.e dx:-3 units dy:0 units
    • f=@0,4 i.e dx:0 units dy:4 units
    • g=@-1,0 i.e dx:-1 units dy:0 units
    • h=@ 0,-4 i.e dx:0 units dy:-4 units
    • closed
    • RELATIVE POLAR COORDINATES :
    • line command
    • a=2,1 starting points
    • @7<90 (line one )
    • @2<0 (line two )
    • then joined the points and get b point
    • delete line one and line two
    • c=@3<0
    • @7<270 (line three)
    • @2<0 (line four)
    • joint the endpoint of line c and line four and get point d
    • delete line three and four
    • e=@3<180
    • f=@4<90
    • g=@1<180
    • h=@4<270
    • closed.
    • DIRECT DISTENCE ENTRY :
    • line command
    • 7 upward (line a to#)
    • 2 right direction (line # to b )
    • joint point c and b
    • delete line a to # and # to b
    • 3 right direction (b to c)
    • 7 downward direction (line c to #)
    • 2 right directon (line # to d)
    • join the point c and d
    • delete the line c to # and # to d
    • 3 left direction (line d to e)
    • 4 upward direction ( line e to f )
    • 1 left direction (line f to g)
    • 4 downward direction (g to h)
    • then closed .
    • RESULTS :
    • EXAMPLE :3
    • PROCEDURE :
    • ABSOLUTE COORDINATE SYSTEM :
    • a= 2,1 starting points
    • b=2,8
    • c=3,8
    • d=5,5
    • e=7,8
    • f=8,8
    • g=8,1
    • h=7,1
    • i=7,5
    • j=5,3
    • k=3,5
    • l=3,1
    • closed
    • RELATIVE RECTANGULAR COORDINATE :
    • line command
    • a=2,1 statting points
    • b=0,7 i.e dx:0 units and dy:7 units
    • c=1,0 i.e dx:1 units and dy: 0 units
    • d=2,-3 i.e dx:2 units and dy:-3 units
    • e=2,3 i.e dx:2 units and dy: 3 units
    • f=1,0 i.e dx:1 units and dy:0 units
    • g=0,-7 i.e dx:0 units and dy:-7 units
    • h=-1,0 i.e dx:-1 units and dy:0 units
    • i=0,4 i.e dx:0 units and dy:4 units
    • j=-2,-2 i,e dx:-2 units and dy :-2 units
    • k=-2,2 i.e dx:-2 units and dy :2 units
    • l=0,-4 i.e dx:o units and dy :-4 units
    • then closed.
    • RESULTS :
    • EXAMPLE :4
    • PROCEDURE :
    • ABSOLUTE COORDINATE METHOD :
    • Line command
    • a=2,1 starting points
    • b=2,9
    • c=9,9
    • d=9,1
    • e=5,1
    • f=5,2
    • g=8,2
    • h=8,8
    • i=3,8
    • j=3,1
    • then closed
    • RELATIVE RECTANGULAR COORDINATE :
    • give line command
    • a=2,1 starting points
    • b=@0,8 i.e dx:0 units and dy:8 units
    • c=@7,0 i.e dx;7 units and dy:0 units
    • d=@0,-8 i.e dx:0 units and dy:-8 units
    • e=@-4,0 i.e dx:-4 units and dy:0 units
    • f =@0,1 i.e dx:0 units and dy:1 units
    • g=@4,0 i.e dx: 4 units and dy:0 units
    • h =@0,6 i.e dx:0 units and dy:6 units
    • i=@-5,0 i.e dx:-5 units and dy:0 units
    • j=@0,-7 i.e dx:0 units and dy:-7 units
    • then closed .
    • RESULTS :
    • EXAMPLE : 5
    • PROCEDURE :
    • ABSOLUTE COORDINATE SYSTEM:
    • give the line command to autocad
    • a=2,1 that is starting point
    • b=2,7
    • c=10,7
    • d=10,1
    • closed
    • line command
    • e=3,2
    • f=3,5
    • g=5,5
    • h=5,2
    • closed
    • line command
    • i=6,2
    • j=6,5
    • k=8,5
    • l=8,2
    • closed
    • RELATIVE RECTANGULAR COORDINATE :
    • Line command
    • a=2,1 starting point
    • b=0,6
    • c=8,0
    • d=0,-6
    • closed
    • line command
    • e=3,2
    • f=0,3
    • g=2,0
    • h=0,-3
    • closed
    • line command
    • i=6,2
    • j=0,3
    • k=2,0
    • l=0,-3
    • closed
    • RESULTS :
    • EXAMPLE :6
    • PROCEDURE:
    • ABSOLUTE COORDINATE SYSTEM:
    • give the line command
    • a=0,0
    • b=0,2
    • c=4,2
    • d=4,6
    • e=1,6
    • f=1,8
    • g=9,8
    • h=9,6
    • i=6,6
    • j=6,2
    • k=10,2
    • l=10,0
    • then closed.
    • RELATIVE POLAR COORDINATE METHOD :
    • a=0,0 starting points
    • b=@2<90
    • c=@4<0
    • d=@4<90
    • e=@3<180
    • f=@2<90
    • g=@8<0
    • h=@2<270
    • i=@3<180
    • j=@4<270
    • k=@4<0
    • l=@2<270
    • then closed
    • RESULTS :
    • EXAMPLE: 7
    • PROCEDURE
    • ABSOLUTE COORDINATE SYSTEM :
    • Line command
    • a=1,1
    • b=1,8
    • c=5,6
    • d=5,4
    • e=2,4
    • f=2,2
    • g=3,2
    • h=3,3
    • i=6,3
    • j=6,1
    • then closed
    • RESULTS :
    • EXAMPLE: 8

    • PROCEDURE:
    • ABSOLUTE COORDINATE SYSTEM :
    • line command
    • a=1,1 starting point
    • b=1,8
    • c=6,8
    • d=6,4
    • e=3,4
    • f=3,1
    • closed
    • g=2,5
    • h=2,7
    • i=5,7
    • j=5,5
    • closed
    • RELATIVE POLAR COORDINATE SYSTEM:
    • Line command
    • a=1,1
    • b=@7<90
    • c=@5<0
    • d=@4<270
    • e=@3<180
    • f=@3<270
    • closed
    • g=2,5 starting point
    • h=2<90
    • i=3<0
    • j=2<270
    • closed
    • RESULTS:
    • Draw the profile and the trusses using any coordinate system methods. The dimensions are there for references.
    • EXAMPLE : WOOD
    • PROCEDURE :
    • ABSOLUTE COORDINATE METHOD:
    • line command
    • 0,0 starting point
    • 0,1
    • 2,1
    • 2,6
    • 0,6
    • 5,9
    • 10,6
    • 8,5
    • 8,1
    • 10,1
    • 10,0
    • closed
    • RESULTS :
    • EXAMPLE :QUEEN POST TRUSS
    • PROCEDURE :
    • RELATIVE POLAR COORDINATE SYSTEM :
    • Line command
    • 1,1
    • @4<90
    • @7<0
    • @4<270
    • enter
    • then give the line command
    • 1,5 starting point
    • @5<45 point f
    • enter
    • line command
    • 8,5
    • @5<45
    • @3.5<270
    • enter
    • line command
    • 1,5
    • @1<0
    • @1<90
    • joint both point
    • and enter
    • line commnd
    • 8,5
    • @1<180
    • @1<90
    • using line join point
    • and prase enter
    • RESULTS :
    • EXAMPLE :MONO PITCH
    • PROCEDURE:
    • ABSOLUTE COORDINATE SYSTEM :
    • line command
    • 1,1
    • 3,1
    • 5,1
    • 7,3
    • then closed
    • give the line command
    • 3,1
    • 3,1.66
    • 5,1
    • 5,2.33
    • 7,1
    • closed
    • RESULTS :

    IN THIS WAY THIS ALL EXAMPLES ARE SOLVED BY FOUR TYPES OF COORDINATE SYSTEM NAME GIVEN BELOW :

    • ABSOLUTE COORDINATE SYSTEM
    • RELATIVE RECTANGULAR COORDINATE SYSTEM
    • RELATIVE POLAR COORDINATE METHOD
    • DIRECT DISTANCE ENTRY METHOD
    • BY USING AUTODESK AUTOCAD 2021 VERSION
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