Answer:
angle ADB = 41 degrees
angle ABD = 90 degrees
angle AFE = 70 degrees
angle ACE = 31 degrees
Step-by-step explanation:
angle ADB = 41 degrees because minor arc AB = 82 degrees and it's inscribed angle is 1/2 of it's arc.
angle ABD = 90 degrees because arc AED = 180 degrees and inscribed angles are equal to 1/2 of the arc.
arc ABD = 180
arc ABE = arc ABD + 70 degrees = 250 degrees
minor arc AE = 360 degrees-250 degrees = 110 degrees
angle AFE = 1/2 (250-110) = 70 degrees
angle ACE = 1/2(110-48) = 31 degrees