Get started with a 30-day free trial on Brilliant: 👉 ( 20% off with this link!) Here's the last question from the 2022 GCSE maths paper that made the news. We have three circles as shown and each radius is 4 cm. We have to find the area of the shaded region in the middle. I made a horrible mistake last time when I said the area of a circular sector is r*theta. The correct formula should be A=1/2*r^2*theta and theta has to be in radians. My first time doing a British GCSE maths paper: Reddit: The Sun News: ---------------------------------------- Big thanks to my Patrons for the full-marathon support! Ben D, Grant S, Erik S. Mark M, Phillippe S. 💪 Get my math notes by becoming a patron: 🛍 Shop my math t-shirt & hoodies: