Drawn: Date: Checked: Date:: Third Angle Projection [PDF]

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(7,9)



COMMAND: LINE



(10,9)



FROM POINT: 2,2 TO POINT: 2,4



1



2



2



3



3



TO POINT: 3,5



(5,7)



TO POINT: 5,5 (3,5)



TO POINT: 5,7



(5,5)



TO POINT: 7,9 (13,4)



(2,4)



TO POINT: 10,9 TO POINT: 13,4



7



7



2



TO POINT: 13,2 (13,2)



(2,2)



TO POINT: CLOSE



1



ABSOLUTE RECTANGULAR CO-ORDINATE SYSTEM COMMAND: LINE



@(3,0)



FROM POINT: 2,2



2



2



@(2,2)



TO POINT: @0,2 TO POINT: @1,1



@(0,2)



TO POINT: @2,0



CO-ORDINATE SYSTEM



@(1,1)



TO POINT: @0,2



@(2,0)



TO POINT: @2,2 @(3,-5)



@(0,2)



With rectangular coordinates, the distances are entred as horizontal (X) and vertical (Y) displcements. Absolute rectangular coordinates are X and Y displacement from the origin (0,0).



TO POINT: @3,0 TO POINT: @3,-5 TO POINT: @0,-2



@(0,-2)



(2,2)



TO POINT: CLOSE



RELATIVE RECTANGULAR CO-ORDINATE SYSTEM @(2,2)



Relative rectangular coordinates are X and Y displacements from the last point entred.



COMMAND: LINE



@3