Hi,
This is Q2 from P6 OnSponge Conquer Problem Sums’ unit 3.4 that’s teaching Cut and Paste method on circles. Don’t quite understand the answer that’s given. No diagram was given, but just answer: “area of share part ->1 big semi circle =½*πr²=½*π(12)²≅226 cm².
How is this being arrived at?
Source: Assessment