Given,
∠AOE = 30°
∠DOB = 40°
So, ∠EOD = 180 - (30+40) [angles on a straight line]
= 180 - 70
= 110
∠EOD = ∠COF [ vertically opposite angle]
∴ ∠COF = 110°
Answer:
80.8
Step-by-step explanation:
Answer:subtract 9 3 times, then subtract 4 and add 1
64-55=9
