The area of this polygon is 228 square meters.
What is the length of the side labeled with a question mark?
Enter your answer in the box.
![The area of this polygon is 228 square meters What is the length of the side labeled with a question mark Enter your answer in the box class=](https://us-static.z-dn.net/files/d22/619241641ce90293fe5dd096a3b6a994.png)