Please help I don't understand this math question!
![Please help I dont understand this math question class=](https://us-static.z-dn.net/files/d25/77920ea37a51b5aef8f280ecc7fd933a.png)
Answer:
She multiplied 15x12 instead of calculating all of the numbers. The carpet is not a rectangle so therefore it cannot measure exactly 180 if that whole part it missing.
Step-by-step explanation: