Final answer:
The minimum width of the fixed wire in the door between the kitchen and dining area is generally recommended to be 36 inches.
Step-by-step explanation:
The minimum width of the fixed wire in the door between the kitchen and dining area depends on the measurements of the doorframe and the specifications of the building codes. However, in general, a minimum width of 36 inches is recommended for accessibility purposes, especially in areas where wheelchairs or other mobility devices need to pass through. This allows for smooth and safe passage.