Hellow guys, Welcome to my website, and you are watching GCSE Maths - Area of a Sector and Length of an Arc of a Circle (Circles Part 3) #108. and this vIdeo is uploaded by Cognito at 2021-06-06T02:30:04-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.