4) Regular hexagon ABCDEF is inseribed into circle 0 and AB =8 cm. Calculute cach of the following. (17 points iotall) a) What is the radius of circle Q ? b) What is the area of circle O ? c) What is mt∠AOC? d) What is mLABC? f) What is the mearure of arcACE(m ACE) ) g) What is the length of atc AB( AB? ) h) What is the anea of sector AOB?
