In construction, floorspace must be planned for staircases. If the vertical distance between the first and second floors is 3.6 m, and contractors using the standard step pattern of 2028 cm wide for 18 cm high, then how many steps are needed to get from the 1st to 2nd floor and how much linear distance ( ie “width” or “base” ) Will be needed for the staircase? What is the length of the railing that would be attached to these stairs