Question

Hello, please help me answer this geometry problem asap. Question shown in image below. Thanks :)

Answer 1

`\: (11)/(1620) \: \pi^(2)`

Explanation:

I think this is it. But if you find a mistake somewhere let me know? I'm confused because the answer seems a little weird. Like 11/1620 pi² really?

Also at the bottom I wrote "area of sector =" but the area got cut off