Standard size of rooms in residential buildings

1). Bedroom                        - 10'×12' to 14'×16'

2). Drawing room or         - 14'×16' to 18'×24'
      Living room

3). Dining room                  - 12'×14' to 14'×16'

4). Guest room                    - 10'×12'

5). Verandah                       - 6'×10'

6). Kitchen                           - 8'×13' to 10'×12'

7). Pantry                             - 8'×10'

8). Store room                     - 8'×8' to 10'×12'

9). Bathroom / water closet
     combined                        - 4'×6' to 6'×8'

     separate bathroom       - 4'×6'

     separate water closet   - 4'×4'

10). Garage / parking         - 10'×16' to 16'×20'
     
11). Dressing room            - 6'×6' to 6'×9'

● above all dimensions are taken in 'feet'

Note: for more information about the above mentioned standard size of rooms please watch video link below.
https://youtu.be/3gLuzyiIUCk