Respuesta :

∠COB is 90-∠AOB = 53

∠EOD = 33 because of ∠COB

∠EOA = 180 - ∠EOD = 180-33= 147

∠EOC = 90+∠EOD = 90+33 = 123

Hope it helps.

Answer:

he is prob right.

Step-by-step explanation: