It took 12 years.
If you are asking how long did the twin towers stand. They stood from 1974 to 2001 and it has been 10 years to rebuild them today.
Depends if the Muslims Hijack your plane and crash it into the twin towers again!
48 years
3 to 4 hours
Yes, planes did hit the twin towers on 9/11. American Airlines Flight 11 hit the North tower, and United flight 175 collided with the South Tower.
about 2 minuts
1hr 13min 1st tower
The list is long so; they're on the link below.
Seven years.
I don't really. Know but I was told it was 6 to 12 hours
0!! becuase some terrorists drove a plane into it, aparently they sneezed (achoo!)
The twin towers were the highest buildings but not for long. When the were still standing from 1998-2004 the were the highest building.