I will mark u as the brainiest if u get this correct
thx x
![I will mark u as the brainiest if u get this correct thx x class=](https://us-static.z-dn.net/files/d67/ddf6254c3d6e87dc6938af23d2b3c4cd.png)
Answer:
189 cm^2
Step-by-step explanation:
12 cm (a) is unneeded information