Question

Find the measure of the are or central angle indicated. Assume that lines which appear to be

diameters are actual diameters.



Please help!!!!!!!!

Answer 1

major arc CEB = 320°

Explanation:

arc BF = 140°

arc CE = 140°

arc CB = arc EF

arc CB + arc EF = 360-280 = 80

arc CB = 40°

major arc CEB = 360 - 40= 320°