Hi, with brick-builder how to model the area for one of the two cases as follows:
![image](https://user-images.githubusercontent.com/73642409/233033217-fea2f4ac-1644-4cef-9939-8a19b7c17e64.png)
:room1 a brick:Room ;
brick:area [
brick:value "100"^^xsd:decimal ;
brick:hasUnit unit:FT2 ;
] ;
.
or
![image](https://user-images.githubusercontent.com/73642409/233033263-f2fae2d8-5522-4d6d-a12a-52e570d4a17d.png)
:room1 a brick:Room ;
brick:area :a .
:a brick:value "100"^^xsd:decimal ;
brick:hasUnit unit:FT2 .