none, that would only be aroung 400'.
Typically the 40 story building would have 40 floors. However, this depends on the building and whether or not they skip the 13th floor. It also depends if you choose to count the basement.
A 4 story building is generally around 40 feet. Ten feet is the common estimate for a story in a building.
a four story building
40 feet
40 miles
24.854847 miles in 40 kilometers
In most business districts in my are a 40 story building is listed as being allowed to be up to 500 feet
1,024,000 acres.
40 Miles = 64.37km
In the region of 520 feet
40 ft = 0.00757575.. miles
1 kilometer is approximately equal to 0.621371 miles. Therefore, 40 kilometers is equal to about 24.855 miles.