How do you do this need help right away

Answer:
I’m writing this quick so it won’t be a full answer but will give you the idea. So what you gonna want to do is divide that confusing shape into smaller figures. For example that circle at the top you’re gonna draw a line connecting those two spaces then we see that little indent by the 2 km in the middle draw a line straight across all the way towards the side that has 12 K now find areas of those three figures. I hope that makes sense.
Step-by-step explanation: