18   Combine and Marge

 
                                                                                                    




1.
2.




3.  Duplicate again.



4.



5.



6.     Turn on Snap Tool.  



7.     Press D and move the pivot.  Snap  to the vertex.



8.    Release D and move the object.   Snap to the vertex.
Make sure turn off snap tool after you have done.



9.   Snap all three walls together.



10.



11.



12.    Make sure the number is small.
This number is the distance between vertices. Putting big number will marge  all vartices.



13.














    
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